mirror of
https://github.com/gryf/wmaker.git
synced 2025-12-19 20:38:08 +01:00
cc30444dda
memset is the last function call in wmalloc, just before it returns the newly allocated memory. Therefore it is not needed to call it again after wmalloc call. Although I would prefer to switch wmalloc to a calloc-based wcalloc function, the compatibility of WINGs for old apps should be kept.
1337 lines
29 KiB
C
1337 lines
29 KiB
C
/* editmenu.c - editable menus
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*
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* WPrefs - Window Maker Preferences Program
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*
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* Copyright (c) 2000-2003 Alfredo K. Kojima
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <WINGs/WINGsP.h>
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#include <WINGs/WUtil.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <assert.h>
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#include <ctype.h>
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#include "editmenu.h"
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typedef struct W_EditMenuItem {
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W_Class widgetClass;
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WMView *view;
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struct W_EditMenu *parent;
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char *label;
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WMPixmap *pixmap; /* pixmap to show at left */
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void *data;
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WMCallback *destroyData;
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struct W_EditMenu *submenu; /* if it's a cascade, NULL otherwise */
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struct {
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unsigned isTitle:1;
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unsigned isHighlighted:1;
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} flags;
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} EditMenuItem;
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typedef struct W_EditMenu {
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W_Class widgetClass;
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WMView *view;
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struct W_EditMenu *parent;
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WMArray *items; /* EditMenuItem */
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EditMenuItem *selectedItem;
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WMTextField *tfield;
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WMButton *closeB;
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int titleHeight;
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int itemHeight;
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WEditMenuDelegate *delegate;
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WMTextFieldDelegate *tdelegate;
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/* item dragging */
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int draggedItem;
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int dragX, dragY;
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/* only for non-standalone menu */
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WMSize maxSize;
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WMSize minSize;
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struct {
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unsigned standalone:1;
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unsigned isTitled:1;
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unsigned acceptsDrop:1;
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unsigned isFactory:1;
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unsigned isSelectable:1;
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unsigned isEditable:1;
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unsigned isTornOff:1;
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unsigned isDragging:1;
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unsigned isEditing:1;
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unsigned wasMapped:1;
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} flags;
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} EditMenu;
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/******************** WEditMenuItem ********************/
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static void destroyEditMenuItem(WEditMenuItem * iPtr);
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static void paintEditMenuItem(WEditMenuItem * iPtr);
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static void handleItemEvents(XEvent * event, void *data);
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static void handleItemClick(XEvent * event, void *data);
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static W_Class EditMenuItemClass = 0;
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W_Class InitEditMenuItem(WMScreen * scr)
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{
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/* register our widget with WINGs and get our widget class ID */
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if (!EditMenuItemClass) {
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EditMenuItemClass = W_RegisterUserWidget();
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}
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return EditMenuItemClass;
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}
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WEditMenuItem *WCreateEditMenuItem(WMWidget * parent, char *title, Bool isTitle)
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{
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WEditMenuItem *iPtr;
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WMScreen *scr = WMWidgetScreen(parent);
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if (!EditMenuItemClass)
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InitEditMenuItem(scr);
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iPtr = wmalloc(sizeof(WEditMenuItem));
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iPtr->widgetClass = EditMenuItemClass;
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iPtr->view = W_CreateView(W_VIEW(parent));
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if (!iPtr->view) {
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wfree(iPtr);
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return NULL;
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}
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iPtr->view->self = iPtr;
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iPtr->parent = parent;
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iPtr->label = wstrdup(title);
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iPtr->flags.isTitle = isTitle;
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if (isTitle) {
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WMSetWidgetBackgroundColor(iPtr, WMBlackColor(scr));
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}
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WMCreateEventHandler(iPtr->view, ExposureMask | StructureNotifyMask, handleItemEvents, iPtr);
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WMCreateEventHandler(iPtr->view, ButtonPressMask | ButtonReleaseMask
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| ButtonMotionMask, handleItemClick, iPtr);
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return iPtr;
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}
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char *WGetEditMenuItemTitle(WEditMenuItem * item)
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{
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return item->label;
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}
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void *WGetEditMenuItemData(WEditMenuItem * item)
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{
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return item->data;
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}
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void WSetEditMenuItemData(WEditMenuItem * item, void *data, WMCallback * destroyer)
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{
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item->data = data;
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item->destroyData = destroyer;
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}
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void WSetEditMenuItemImage(WEditMenuItem * item, WMPixmap * pixmap)
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{
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if (item->pixmap)
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WMReleasePixmap(item->pixmap);
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item->pixmap = WMRetainPixmap(pixmap);
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}
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static void paintEditMenuItem(WEditMenuItem * iPtr)
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{
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WMScreen *scr = WMWidgetScreen(iPtr);
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WMColor *color;
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Window win = W_VIEW(iPtr)->window;
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int w = W_VIEW(iPtr)->size.width;
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int h = W_VIEW(iPtr)->size.height;
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WMFont *font = (iPtr->flags.isTitle ? scr->boldFont : scr->normalFont);
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if (!iPtr->view->flags.realized)
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return;
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color = scr->black;
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if (iPtr->flags.isTitle && !iPtr->flags.isHighlighted) {
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color = scr->white;
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}
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XClearWindow(scr->display, win);
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W_DrawRelief(scr, win, 0, 0, w + 1, h, WRRaised);
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WMDrawString(scr, win, color, font, 5, 3, iPtr->label, strlen(iPtr->label));
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if (iPtr->pixmap) {
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WMSize size = WMGetPixmapSize(iPtr->pixmap);
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WMDrawPixmap(iPtr->pixmap, win, w - size.width - 5, (h - size.height) / 2);
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} else if (iPtr->submenu) {
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/* draw the cascade indicator */
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XDrawLine(scr->display, win, WMColorGC(scr->darkGray), w - 11, 6, w - 6, h / 2 - 1);
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XDrawLine(scr->display, win, WMColorGC(scr->white), w - 11, h - 8, w - 6, h / 2 - 1);
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XDrawLine(scr->display, win, WMColorGC(scr->black), w - 12, 6, w - 12, h - 8);
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}
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}
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static void highlightItem(WEditMenuItem * iPtr, Bool high)
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{
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if (iPtr->flags.isTitle)
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return;
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iPtr->flags.isHighlighted = high;
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if (high) {
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WMSetWidgetBackgroundColor(iPtr, WMWhiteColor(WMWidgetScreen(iPtr)));
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} else {
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if (!iPtr->flags.isTitle) {
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WMSetWidgetBackgroundColor(iPtr, WMGrayColor(WMWidgetScreen(iPtr)));
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} else {
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WMSetWidgetBackgroundColor(iPtr, WMBlackColor(WMWidgetScreen(iPtr)));
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}
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}
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}
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static int getItemTextWidth(WEditMenuItem * iPtr)
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{
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WMScreen *scr = WMWidgetScreen(iPtr);
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if (iPtr->flags.isTitle) {
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return WMWidthOfString(scr->boldFont, iPtr->label, strlen(iPtr->label));
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} else {
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return WMWidthOfString(scr->normalFont, iPtr->label, strlen(iPtr->label));
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}
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}
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static void handleItemEvents(XEvent * event, void *data)
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{
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WEditMenuItem *iPtr = (WEditMenuItem *) data;
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switch (event->type) {
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case Expose:
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if (event->xexpose.count != 0)
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break;
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paintEditMenuItem(iPtr);
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break;
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case DestroyNotify:
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destroyEditMenuItem(iPtr);
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break;
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}
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}
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static void destroyEditMenuItem(WEditMenuItem * iPtr)
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{
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if (iPtr->label)
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wfree(iPtr->label);
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if (iPtr->data && iPtr->destroyData)
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(*iPtr->destroyData) (iPtr->data);
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if (iPtr->submenu)
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WMDestroyWidget(iPtr->submenu);
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wfree(iPtr);
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}
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/******************** WEditMenu *******************/
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static void destroyEditMenu(WEditMenu * mPtr);
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static void updateMenuContents(WEditMenu * mPtr);
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static void handleEvents(XEvent * event, void *data);
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static void editItemLabel(WEditMenuItem * item);
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static void stopEditItem(WEditMenu * menu, Bool apply);
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static void deselectItem(WEditMenu * menu);
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static W_Class EditMenuClass = 0;
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W_Class InitEditMenu(WMScreen * scr)
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{
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/* register our widget with WINGs and get our widget class ID */
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if (!EditMenuClass) {
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EditMenuClass = W_RegisterUserWidget();
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}
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return EditMenuClass;
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}
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typedef struct {
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int flags;
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int window_style;
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int window_level;
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int reserved;
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Pixmap miniaturize_pixmap; /* pixmap for miniaturize button */
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Pixmap close_pixmap; /* pixmap for close button */
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Pixmap miniaturize_mask; /* miniaturize pixmap mask */
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Pixmap close_mask; /* close pixmap mask */
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int extra_flags;
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} GNUstepWMAttributes;
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#define GSWindowStyleAttr (1<<0)
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#define GSWindowLevelAttr (1<<1)
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static void writeGNUstepWMAttr(WMScreen * scr, Window window, GNUstepWMAttributes * attr)
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{
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unsigned long data[9];
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/* handle idiot compilers where array of CARD32 != struct of CARD32 */
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data[0] = attr->flags;
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data[1] = attr->window_style;
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data[2] = attr->window_level;
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data[3] = 0; /* reserved */
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/* The X protocol says XIDs are 32bit */
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data[4] = attr->miniaturize_pixmap;
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data[5] = attr->close_pixmap;
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data[6] = attr->miniaturize_mask;
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data[7] = attr->close_mask;
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data[8] = attr->extra_flags;
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XChangeProperty(scr->display, window, scr->attribsAtom, scr->attribsAtom,
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32, PropModeReplace, (unsigned char *)data, 9);
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}
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static void realizeObserver(void *self, WMNotification * not)
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{
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WEditMenu *menu = (WEditMenu *) self;
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GNUstepWMAttributes attribs;
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memset(&attribs, 0, sizeof(GNUstepWMAttributes));
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attribs.flags = GSWindowStyleAttr | GSWindowLevelAttr;
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attribs.window_style = WMBorderlessWindowMask;
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attribs.window_level = WMSubmenuWindowLevel;
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writeGNUstepWMAttr(WMWidgetScreen(menu), menu->view->window, &attribs);
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}
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static void itemSelectObserver(void *self, WMNotification * notif)
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{
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WEditMenu *menu = (WEditMenu *) self;
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WEditMenu *rmenu;
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rmenu = (WEditMenu *) WMGetNotificationObject(notif);
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/* check whether rmenu is from the same hierarchy of menu? */
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if (rmenu == menu) {
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return;
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}
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if (menu->selectedItem) {
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if (!menu->selectedItem->submenu)
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deselectItem(menu);
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if (menu->flags.isEditing)
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stopEditItem(menu, False);
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}
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}
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static WEditMenu *makeEditMenu(WMScreen * scr, WMWidget * parent, char *title)
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{
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WEditMenu *mPtr;
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WEditMenuItem *item;
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if (!EditMenuClass)
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InitEditMenu(scr);
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mPtr = wmalloc(sizeof(WEditMenu));
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mPtr->widgetClass = EditMenuClass;
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if (parent) {
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mPtr->view = W_CreateView(W_VIEW(parent));
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mPtr->flags.standalone = 0;
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} else {
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mPtr->view = W_CreateTopView(scr);
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mPtr->flags.standalone = 1;
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}
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if (!mPtr->view) {
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wfree(mPtr);
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return NULL;
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}
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mPtr->view->self = mPtr;
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mPtr->flags.isSelectable = 1;
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mPtr->flags.isEditable = 1;
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W_SetViewBackgroundColor(mPtr->view, scr->darkGray);
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WMAddNotificationObserver(realizeObserver, mPtr, WMViewRealizedNotification, mPtr->view);
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WMAddNotificationObserver(itemSelectObserver, mPtr, "EditMenuItemSelected", NULL);
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mPtr->items = WMCreateArray(4);
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WMCreateEventHandler(mPtr->view, ExposureMask | StructureNotifyMask, handleEvents, mPtr);
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if (title != NULL) {
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item = WCreateEditMenuItem(mPtr, title, True);
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WMMapWidget(item);
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WMAddToArray(mPtr->items, item);
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mPtr->flags.isTitled = 1;
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}
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mPtr->itemHeight = WMFontHeight(scr->normalFont) + 6;
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mPtr->titleHeight = WMFontHeight(scr->boldFont) + 8;
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updateMenuContents(mPtr);
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return mPtr;
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}
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WEditMenu *WCreateEditMenu(WMScreen * scr, char *title)
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{
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return makeEditMenu(scr, NULL, title);
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}
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WEditMenu *WCreateEditMenuPad(WMWidget * parent)
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{
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return makeEditMenu(WMWidgetScreen(parent), parent, NULL);
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}
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void WSetEditMenuDelegate(WEditMenu * mPtr, WEditMenuDelegate * delegate)
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{
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mPtr->delegate = delegate;
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}
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WEditMenuItem *WInsertMenuItemWithTitle(WEditMenu * mPtr, int index, char *title)
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{
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WEditMenuItem *item;
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item = WCreateEditMenuItem(mPtr, title, False);
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WMMapWidget(item);
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if (index >= WMGetArrayItemCount(mPtr->items)) {
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WMAddToArray(mPtr->items, item);
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} else {
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if (index < 0)
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index = 0;
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if (mPtr->flags.isTitled)
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index++;
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WMInsertInArray(mPtr->items, index, item);
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}
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updateMenuContents(mPtr);
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return item;
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}
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WEditMenuItem *WGetEditMenuItem(WEditMenu * mPtr, int index)
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{
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if (index >= WMGetArrayItemCount(mPtr->items))
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return NULL;
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return WMGetFromArray(mPtr->items, index + (mPtr->flags.isTitled ? 1 : 0));
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}
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WEditMenuItem *WAddMenuItemWithTitle(WEditMenu * mPtr, char *title)
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{
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return WInsertMenuItemWithTitle(mPtr, WMGetArrayItemCount(mPtr->items), title);
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}
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void WSetEditMenuTitle(WEditMenu * mPtr, char *title)
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{
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WEditMenuItem *item;
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item = WMGetFromArray(mPtr->items, 0);
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wfree(item->label);
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item->label = wstrdup(title);
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updateMenuContents(mPtr);
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WMRedisplayWidget(item);
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}
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char *WGetEditMenuTitle(WEditMenu * mPtr)
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{
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WEditMenuItem *item;
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item = WMGetFromArray(mPtr->items, 0);
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return item->label;
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}
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void WSetEditMenuAcceptsDrop(WEditMenu * mPtr, Bool flag)
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{
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mPtr->flags.acceptsDrop = flag;
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}
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void WSetEditMenuSubmenu(WEditMenu * mPtr, WEditMenuItem * item, WEditMenu * submenu)
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{
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item->submenu = submenu;
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submenu->parent = mPtr;
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paintEditMenuItem(item);
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}
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WEditMenu *WGetEditMenuSubmenu(WEditMenu * mPtr, WEditMenuItem * item)
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{
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return item->submenu;
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}
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void WRemoveEditMenuItem(WEditMenu * mPtr, WEditMenuItem * item)
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{
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if (WMRemoveFromArray(mPtr->items, item) != 0) {
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updateMenuContents(mPtr);
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}
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}
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void WSetEditMenuSelectable(WEditMenu * mPtr, Bool flag)
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{
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mPtr->flags.isSelectable = flag;
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}
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void WSetEditMenuEditable(WEditMenu * mPtr, Bool flag)
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{
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mPtr->flags.isEditable = flag;
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}
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void WSetEditMenuIsFactory(WEditMenu * mPtr, Bool flag)
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{
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mPtr->flags.isFactory = flag;
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}
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void WSetEditMenuMinSize(WEditMenu * mPtr, WMSize size)
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{
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mPtr->minSize.width = size.width;
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mPtr->minSize.height = size.height;
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}
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void WSetEditMenuMaxSize(WEditMenu * mPtr, WMSize size)
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{
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mPtr->maxSize.width = size.width;
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mPtr->maxSize.height = size.height;
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}
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WMPoint WGetEditMenuLocationForSubmenu(WEditMenu * mPtr, WEditMenu * submenu)
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{
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WMArrayIterator iter;
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WEditMenuItem *item;
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int y;
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if (mPtr->flags.isTitled)
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y = -mPtr->titleHeight;
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else
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y = 0;
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WM_ITERATE_ARRAY(mPtr->items, item, iter) {
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if (item->submenu == submenu) {
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WMPoint pt = WMGetViewScreenPosition(mPtr->view);
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return wmkpoint(pt.x + mPtr->view->size.width, pt.y + y);
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|
}
|
|
y += W_VIEW_HEIGHT(item->view);
|
|
}
|
|
|
|
puts("invalid submenu passed to WGetEditMenuLocationForSubmenu()");
|
|
|
|
return wmkpoint(0, 0);
|
|
}
|
|
|
|
static void closeMenuAction(WMWidget * w, void *data)
|
|
{
|
|
WEditMenu *menu = (WEditMenu *) data;
|
|
|
|
WMAddIdleHandler(WMDestroyWidget, menu->closeB);
|
|
menu->closeB = NULL;
|
|
|
|
WEditMenuHide(menu);
|
|
}
|
|
|
|
void WTearOffEditMenu(WEditMenu * menu, WEditMenu * submenu)
|
|
{
|
|
WEditMenuItem *item;
|
|
|
|
submenu->flags.isTornOff = 1;
|
|
|
|
item = (WEditMenuItem *) WMGetFromArray(submenu->items, 0);
|
|
|
|
submenu->closeB = WMCreateCommandButton(item);
|
|
WMResizeWidget(submenu->closeB, 15, 15);
|
|
WMMoveWidget(submenu->closeB, W_VIEW(submenu)->size.width - 20, 3);
|
|
WMRealizeWidget(submenu->closeB);
|
|
WMSetButtonText(submenu->closeB, "X");
|
|
WMSetButtonAction(submenu->closeB, closeMenuAction, submenu);
|
|
WMMapWidget(submenu->closeB);
|
|
|
|
if (menu->selectedItem && menu->selectedItem->submenu == submenu)
|
|
deselectItem(menu);
|
|
}
|
|
|
|
Bool WEditMenuIsTornOff(WEditMenu * mPtr)
|
|
{
|
|
return mPtr->flags.isTornOff;
|
|
}
|
|
|
|
void WEditMenuHide(WEditMenu * mPtr)
|
|
{
|
|
WEditMenuItem *item;
|
|
int i = 0;
|
|
|
|
if (WMWidgetIsMapped(mPtr)) {
|
|
WMUnmapWidget(mPtr);
|
|
mPtr->flags.wasMapped = 1;
|
|
} else {
|
|
mPtr->flags.wasMapped = 0;
|
|
}
|
|
while ((item = WGetEditMenuItem(mPtr, i++))) {
|
|
WEditMenu *submenu;
|
|
|
|
submenu = WGetEditMenuSubmenu(mPtr, item);
|
|
if (submenu) {
|
|
WEditMenuHide(submenu);
|
|
}
|
|
}
|
|
}
|
|
|
|
void WEditMenuUnhide(WEditMenu * mPtr)
|
|
{
|
|
WEditMenuItem *item;
|
|
int i = 0;
|
|
|
|
if (mPtr->flags.wasMapped) {
|
|
WMMapWidget(mPtr);
|
|
}
|
|
while ((item = WGetEditMenuItem(mPtr, i++))) {
|
|
WEditMenu *submenu;
|
|
|
|
submenu = WGetEditMenuSubmenu(mPtr, item);
|
|
if (submenu) {
|
|
WEditMenuUnhide(submenu);
|
|
}
|
|
}
|
|
}
|
|
|
|
void WEditMenuShowAt(WEditMenu * menu, int x, int y)
|
|
{
|
|
XSizeHints *hints;
|
|
|
|
hints = XAllocSizeHints();
|
|
|
|
hints->flags = USPosition;
|
|
hints->x = x;
|
|
hints->y = y;
|
|
|
|
WMMoveWidget(menu, x, y);
|
|
XSetWMNormalHints(W_VIEW_DISPLAY(menu->view), W_VIEW_DRAWABLE(menu->view), hints);
|
|
XFree(hints);
|
|
|
|
WMMapWidget(menu);
|
|
}
|
|
|
|
static void updateMenuContents(WEditMenu * mPtr)
|
|
{
|
|
int newW, newH;
|
|
int w;
|
|
int i;
|
|
int iheight = mPtr->itemHeight;
|
|
int offs = 1;
|
|
WMArrayIterator iter;
|
|
WEditMenuItem *item;
|
|
|
|
newW = 0;
|
|
newH = offs;
|
|
|
|
i = 0;
|
|
WM_ITERATE_ARRAY(mPtr->items, item, iter) {
|
|
w = getItemTextWidth(item);
|
|
|
|
newW = WMAX(w, newW);
|
|
|
|
WMMoveWidget(item, offs, newH);
|
|
if (i == 0 && mPtr->flags.isTitled) {
|
|
newH += mPtr->titleHeight;
|
|
} else {
|
|
newH += iheight;
|
|
}
|
|
i = 1;
|
|
}
|
|
|
|
newW += iheight + 10;
|
|
newH--;
|
|
|
|
if (mPtr->minSize.width)
|
|
newW = WMAX(newW, mPtr->minSize.width);
|
|
if (mPtr->maxSize.width)
|
|
newW = WMIN(newW, mPtr->maxSize.width);
|
|
|
|
if (mPtr->minSize.height)
|
|
newH = WMAX(newH, mPtr->minSize.height);
|
|
if (mPtr->maxSize.height)
|
|
newH = WMIN(newH, mPtr->maxSize.height);
|
|
|
|
if (W_VIEW(mPtr)->size.width == newW && mPtr->view->size.height == newH + 1)
|
|
return;
|
|
|
|
W_ResizeView(mPtr->view, newW, newH + 1);
|
|
|
|
if (mPtr->closeB)
|
|
WMMoveWidget(mPtr->closeB, newW - 20, 3);
|
|
|
|
newW -= 2 * offs;
|
|
|
|
i = 0;
|
|
WM_ITERATE_ARRAY(mPtr->items, item, iter) {
|
|
if (i == 0 && mPtr->flags.isTitled) {
|
|
WMResizeWidget(item, newW, mPtr->titleHeight);
|
|
} else {
|
|
WMResizeWidget(item, newW, iheight);
|
|
}
|
|
i = 1;
|
|
}
|
|
}
|
|
|
|
static void deselectItem(WEditMenu * menu)
|
|
{
|
|
WEditMenu *submenu;
|
|
WEditMenuItem *item = menu->selectedItem;
|
|
|
|
highlightItem(item, False);
|
|
|
|
if (menu->delegate && menu->delegate->itemDeselected) {
|
|
(*menu->delegate->itemDeselected) (menu->delegate, menu, item);
|
|
}
|
|
submenu = item->submenu;
|
|
|
|
if (submenu && !WEditMenuIsTornOff(submenu)) {
|
|
WEditMenuHide(submenu);
|
|
}
|
|
|
|
menu->selectedItem = NULL;
|
|
}
|
|
|
|
static void selectItem(WEditMenu * menu, WEditMenuItem * item)
|
|
{
|
|
if (!menu->flags.isSelectable || menu->selectedItem == item) {
|
|
return;
|
|
}
|
|
if (menu->selectedItem) {
|
|
deselectItem(menu);
|
|
}
|
|
|
|
if (menu->flags.isEditing) {
|
|
stopEditItem(menu, False);
|
|
}
|
|
|
|
if (item && !item->flags.isTitle) {
|
|
highlightItem(item, True);
|
|
|
|
if (item->submenu && !W_VIEW_MAPPED(item->submenu->view)) {
|
|
WMPoint pt;
|
|
|
|
pt = WGetEditMenuLocationForSubmenu(menu, item->submenu);
|
|
|
|
WEditMenuShowAt(item->submenu, pt.x, pt.y);
|
|
|
|
item->submenu->flags.isTornOff = 0;
|
|
}
|
|
|
|
WMPostNotificationName("EditMenuItemSelected", menu, NULL);
|
|
|
|
if (menu->delegate && menu->delegate->itemSelected) {
|
|
(*menu->delegate->itemSelected) (menu->delegate, menu, item);
|
|
}
|
|
}
|
|
|
|
menu->selectedItem = item;
|
|
}
|
|
|
|
static void paintMenu(WEditMenu * mPtr)
|
|
{
|
|
W_View *view = mPtr->view;
|
|
|
|
W_DrawRelief(W_VIEW_SCREEN(view), W_VIEW_DRAWABLE(view), 0, 0,
|
|
W_VIEW_WIDTH(view), W_VIEW_HEIGHT(view), WRSimple);
|
|
}
|
|
|
|
static void handleEvents(XEvent * event, void *data)
|
|
{
|
|
WEditMenu *mPtr = (WEditMenu *) data;
|
|
|
|
switch (event->type) {
|
|
case DestroyNotify:
|
|
destroyEditMenu(mPtr);
|
|
break;
|
|
|
|
case Expose:
|
|
if (event->xexpose.count == 0)
|
|
paintMenu(mPtr);
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* -------------------------- Menu Label Editing ------------------------ */
|
|
|
|
static void stopEditItem(WEditMenu * menu, Bool apply)
|
|
{
|
|
char *text;
|
|
|
|
if (apply) {
|
|
text = WMGetTextFieldText(menu->tfield);
|
|
|
|
wfree(menu->selectedItem->label);
|
|
menu->selectedItem->label = wstrdup(text);
|
|
|
|
updateMenuContents(menu);
|
|
|
|
if (menu->delegate && menu->delegate->itemEdited) {
|
|
(*menu->delegate->itemEdited) (menu->delegate, menu, menu->selectedItem);
|
|
}
|
|
|
|
}
|
|
WMUnmapWidget(menu->tfield);
|
|
menu->flags.isEditing = 0;
|
|
}
|
|
|
|
static void textEndedEditing(struct WMTextFieldDelegate *self, WMNotification * notif)
|
|
{
|
|
WEditMenu *menu = (WEditMenu *) self->data;
|
|
uintptr_t reason;
|
|
int i;
|
|
WEditMenuItem *item;
|
|
|
|
if (!menu->flags.isEditing)
|
|
return;
|
|
|
|
reason = (uintptr_t)WMGetNotificationClientData(notif);
|
|
|
|
switch (reason) {
|
|
case WMEscapeTextMovement:
|
|
stopEditItem(menu, False);
|
|
break;
|
|
|
|
case WMReturnTextMovement:
|
|
stopEditItem(menu, True);
|
|
break;
|
|
|
|
case WMTabTextMovement:
|
|
stopEditItem(menu, True);
|
|
|
|
i = WMGetFirstInArray(menu->items, menu->selectedItem);
|
|
item = WMGetFromArray(menu->items, i + 1);
|
|
if (item != NULL) {
|
|
selectItem(menu, item);
|
|
editItemLabel(item);
|
|
}
|
|
break;
|
|
|
|
case WMBacktabTextMovement:
|
|
stopEditItem(menu, True);
|
|
|
|
i = WMGetFirstInArray(menu->items, menu->selectedItem);
|
|
item = WMGetFromArray(menu->items, i - 1);
|
|
if (item != NULL) {
|
|
selectItem(menu, item);
|
|
editItemLabel(item);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
static WMTextFieldDelegate textFieldDelegate = {
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
textEndedEditing,
|
|
NULL,
|
|
NULL
|
|
};
|
|
|
|
static void editItemLabel(WEditMenuItem * item)
|
|
{
|
|
WEditMenu *mPtr = item->parent;
|
|
WMTextField *tf;
|
|
|
|
if (!mPtr->flags.isEditable) {
|
|
return;
|
|
}
|
|
|
|
if (!mPtr->tfield) {
|
|
mPtr->tfield = WMCreateTextField(mPtr);
|
|
WMSetTextFieldBeveled(mPtr->tfield, False);
|
|
WMRealizeWidget(mPtr->tfield);
|
|
|
|
mPtr->tdelegate = wmalloc(sizeof(WMTextFieldDelegate));
|
|
memcpy(mPtr->tdelegate, &textFieldDelegate, sizeof(WMTextFieldDelegate));
|
|
|
|
mPtr->tdelegate->data = mPtr;
|
|
|
|
WMSetTextFieldDelegate(mPtr->tfield, mPtr->tdelegate);
|
|
}
|
|
tf = mPtr->tfield;
|
|
|
|
WMSetTextFieldText(tf, item->label);
|
|
WMSelectTextFieldRange(tf, wmkrange(0, strlen(item->label)));
|
|
WMResizeWidget(tf, mPtr->view->size.width, mPtr->itemHeight);
|
|
WMMoveWidget(tf, 0, item->view->pos.y);
|
|
WMMapWidget(tf);
|
|
WMSetFocusToWidget(tf);
|
|
|
|
mPtr->flags.isEditing = 1;
|
|
}
|
|
|
|
/* -------------------------------------------------- */
|
|
|
|
static void slideWindow(Display * dpy, Window win, int srcX, int srcY, int dstX, int dstY)
|
|
{
|
|
double x, y, dx, dy;
|
|
int i;
|
|
int iterations;
|
|
|
|
iterations = WMIN(25, WMAX(abs(dstX - srcX), abs(dstY - srcY)));
|
|
|
|
x = srcX;
|
|
y = srcY;
|
|
|
|
dx = (double)(dstX - srcX) / iterations;
|
|
dy = (double)(dstY - srcY) / iterations;
|
|
|
|
for (i = 0; i <= iterations; i++) {
|
|
XMoveWindow(dpy, win, x, y);
|
|
XFlush(dpy);
|
|
|
|
wusleep(800);
|
|
|
|
x += dx;
|
|
y += dy;
|
|
}
|
|
}
|
|
|
|
static int errorHandler(Display * d, XErrorEvent * ev)
|
|
{
|
|
/* just ignore */
|
|
return 0;
|
|
}
|
|
|
|
static WEditMenu *findMenuInWindow(Display * dpy, Window toplevel, int x, int y)
|
|
{
|
|
Window foo, bar;
|
|
Window *children;
|
|
unsigned nchildren;
|
|
int i;
|
|
WEditMenu *menu;
|
|
WMView *view;
|
|
int (*oldHandler) (Display *, XErrorEvent *);
|
|
|
|
view = W_GetViewForXWindow(dpy, toplevel);
|
|
if (view && view->self && WMWidgetClass(view->self) == EditMenuClass) {
|
|
menu = (WEditMenu *) view->self;
|
|
if (menu->flags.acceptsDrop) {
|
|
return menu;
|
|
}
|
|
}
|
|
|
|
if (!XQueryTree(dpy, toplevel, &foo, &bar, &children, &nchildren) || children == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
oldHandler = XSetErrorHandler(errorHandler);
|
|
|
|
/* first window that contains the point is the one */
|
|
for (i = nchildren - 1; i >= 0; i--) {
|
|
XWindowAttributes attr;
|
|
|
|
if (XGetWindowAttributes(dpy, children[i], &attr)
|
|
&& attr.map_state == IsViewable
|
|
&& x >= attr.x && y >= attr.y && x < attr.x + attr.width && y < attr.y + attr.height) {
|
|
Window tmp;
|
|
|
|
tmp = children[i];
|
|
|
|
menu = findMenuInWindow(dpy, tmp, x - attr.x, y - attr.y);
|
|
if (menu) {
|
|
XFree(children);
|
|
return menu;
|
|
}
|
|
}
|
|
}
|
|
|
|
XSetErrorHandler(oldHandler);
|
|
|
|
XFree(children);
|
|
return NULL;
|
|
}
|
|
|
|
static void handleDragOver(WEditMenu * menu, WMView * view, WEditMenuItem * item, int x, int y)
|
|
{
|
|
WMScreen *scr = W_VIEW_SCREEN(menu->view);
|
|
Window blaw;
|
|
int mx, my;
|
|
int offs;
|
|
|
|
XTranslateCoordinates(scr->display, W_VIEW_DRAWABLE(menu->view), scr->rootWin, 0, 0, &mx, &my, &blaw);
|
|
|
|
offs = menu->flags.standalone ? 0 : 1;
|
|
|
|
W_MoveView(view, mx + offs, y);
|
|
if (view->size.width != menu->view->size.width) {
|
|
W_ResizeView(view, menu->view->size.width - 2 * offs, menu->itemHeight);
|
|
W_ResizeView(item->view, menu->view->size.width - 2 * offs, menu->itemHeight);
|
|
}
|
|
}
|
|
|
|
static void handleItemDrop(WEditMenu * menu, WEditMenuItem * item, int x, int y)
|
|
{
|
|
WMScreen *scr = W_VIEW_SCREEN(menu->view);
|
|
Window blaw;
|
|
int mx, my;
|
|
int index;
|
|
|
|
XTranslateCoordinates(scr->display, W_VIEW_DRAWABLE(menu->view), scr->rootWin, 0, 0, &mx, &my, &blaw);
|
|
|
|
index = y - my;
|
|
if (menu->flags.isTitled) {
|
|
index -= menu->titleHeight;
|
|
}
|
|
index = (index + menu->itemHeight / 2) / menu->itemHeight;
|
|
if (index < 0)
|
|
index = 0;
|
|
|
|
if (menu->flags.isTitled) {
|
|
index++;
|
|
}
|
|
|
|
if (index > WMGetArrayItemCount(menu->items)) {
|
|
WMAddToArray(menu->items, item);
|
|
} else {
|
|
WMInsertInArray(menu->items, index, item);
|
|
}
|
|
|
|
W_ReparentView(item->view, menu->view, 0, index * menu->itemHeight);
|
|
|
|
item->parent = menu;
|
|
if (item->submenu) {
|
|
item->submenu->parent = menu;
|
|
}
|
|
|
|
updateMenuContents(menu);
|
|
}
|
|
|
|
static void dragMenu(WEditMenu * menu)
|
|
{
|
|
WMScreen *scr = W_VIEW_SCREEN(menu->view);
|
|
XEvent ev;
|
|
Bool done = False;
|
|
int dx, dy;
|
|
unsigned blau;
|
|
Window blaw;
|
|
|
|
XGetGeometry(scr->display, W_VIEW_DRAWABLE(menu->view), &blaw, &dx, &dy, &blau, &blau, &blau, &blau);
|
|
|
|
XTranslateCoordinates(scr->display, W_VIEW_DRAWABLE(menu->view), scr->rootWin, dx, dy, &dx, &dy, &blaw);
|
|
|
|
dx = menu->dragX - dx;
|
|
dy = menu->dragY - dy;
|
|
|
|
XGrabPointer(scr->display, scr->rootWin, False,
|
|
ButtonReleaseMask | ButtonMotionMask,
|
|
GrabModeAsync, GrabModeAsync, None, scr->defaultCursor, CurrentTime);
|
|
|
|
if (menu->parent)
|
|
WTearOffEditMenu(menu->parent, menu);
|
|
|
|
while (!done) {
|
|
WMNextEvent(scr->display, &ev);
|
|
|
|
switch (ev.type) {
|
|
case ButtonRelease:
|
|
done = True;
|
|
break;
|
|
|
|
case MotionNotify:
|
|
while (XCheckMaskEvent(scr->display, ButtonMotionMask, &ev)) ;
|
|
|
|
WMMoveWidget(menu, ev.xmotion.x_root - dx, ev.xmotion.y_root - dy);
|
|
break;
|
|
|
|
default:
|
|
WMHandleEvent(&ev);
|
|
break;
|
|
}
|
|
}
|
|
|
|
XUngrabPointer(scr->display, CurrentTime);
|
|
}
|
|
|
|
static WEditMenuItem *duplicateItem(WEditMenuItem * item)
|
|
{
|
|
WEditMenuItem *nitem;
|
|
|
|
nitem = WCreateEditMenuItem(item->parent, item->label, False);
|
|
if (item->pixmap)
|
|
nitem->pixmap = WMRetainPixmap(item->pixmap);
|
|
|
|
return nitem;
|
|
}
|
|
|
|
static WEditMenu *duplicateMenu(WEditMenu * menu)
|
|
{
|
|
WEditMenu *nmenu;
|
|
WEditMenuItem *item;
|
|
WMArrayIterator iter;
|
|
Bool first = menu->flags.isTitled;
|
|
|
|
nmenu = WCreateEditMenu(WMWidgetScreen(menu), WGetEditMenuTitle(menu));
|
|
|
|
memcpy(&nmenu->flags, &menu->flags, sizeof(menu->flags));
|
|
nmenu->delegate = menu->delegate;
|
|
|
|
WM_ITERATE_ARRAY(menu->items, item, iter) {
|
|
WEditMenuItem *nitem;
|
|
|
|
if (first) {
|
|
first = False;
|
|
continue;
|
|
}
|
|
|
|
nitem = WAddMenuItemWithTitle(nmenu, item->label);
|
|
if (item->pixmap)
|
|
WSetEditMenuItemImage(nitem, item->pixmap);
|
|
|
|
if (menu->delegate && menu->delegate->itemCloned) {
|
|
(*menu->delegate->itemCloned) (menu->delegate, menu, item, nitem);
|
|
}
|
|
}
|
|
|
|
WMRealizeWidget(nmenu);
|
|
|
|
return nmenu;
|
|
}
|
|
|
|
static void dragItem(WEditMenu * menu, WEditMenuItem * item, Bool copy)
|
|
{
|
|
static XColor black = { 0, 0, 0, 0, DoRed | DoGreen | DoBlue, 0 };
|
|
static XColor green = { 0x0045b045, 0x4500, 0xb000, 0x4500, DoRed | DoGreen | DoBlue, 0 };
|
|
static XColor back = { 0, 0xffff, 0xffff, 0xffff, DoRed | DoGreen | DoBlue, 0 };
|
|
Display *dpy = W_VIEW_DISPLAY(menu->view);
|
|
WMScreen *scr = W_VIEW_SCREEN(menu->view);
|
|
int x, y;
|
|
int dx, dy;
|
|
Bool done = False;
|
|
Window blaw;
|
|
int blai;
|
|
unsigned blau;
|
|
Window win;
|
|
WMView *dview;
|
|
int orix, oriy;
|
|
Bool enteredMenu = False;
|
|
WMSize oldSize = item->view->size;
|
|
WEditMenuItem *dritem = item;
|
|
WEditMenu *dmenu = NULL;
|
|
|
|
if (item->flags.isTitle) {
|
|
WMRaiseWidget(menu);
|
|
|
|
dragMenu(menu);
|
|
|
|
return;
|
|
}
|
|
|
|
selectItem(menu, NULL);
|
|
|
|
win = scr->rootWin;
|
|
|
|
XTranslateCoordinates(dpy, W_VIEW_DRAWABLE(item->view), win, 0, 0, &orix, &oriy, &blaw);
|
|
|
|
dview = W_CreateUnmanagedTopView(scr);
|
|
W_SetViewBackgroundColor(dview, scr->black);
|
|
W_ResizeView(dview, W_VIEW_WIDTH(item->view), W_VIEW_HEIGHT(item->view));
|
|
W_MoveView(dview, orix, oriy);
|
|
W_RealizeView(dview);
|
|
|
|
if (menu->flags.isFactory || copy) {
|
|
dritem = duplicateItem(item);
|
|
|
|
W_ReparentView(dritem->view, dview, 0, 0);
|
|
WMResizeWidget(dritem, oldSize.width, oldSize.height);
|
|
WMRealizeWidget(dritem);
|
|
WMMapWidget(dritem);
|
|
} else {
|
|
W_ReparentView(item->view, dview, 0, 0);
|
|
}
|
|
|
|
W_MapView(dview);
|
|
|
|
dx = menu->dragX - orix;
|
|
dy = menu->dragY - oriy;
|
|
|
|
XGrabPointer(dpy, scr->rootWin, False,
|
|
ButtonPressMask | ButtonReleaseMask | ButtonMotionMask,
|
|
GrabModeAsync, GrabModeAsync, None, scr->defaultCursor, CurrentTime);
|
|
|
|
if (menu->flags.acceptsDrop)
|
|
XRecolorCursor(dpy, scr->defaultCursor, &green, &back);
|
|
|
|
while (!done) {
|
|
XEvent ev;
|
|
|
|
WMNextEvent(dpy, &ev);
|
|
|
|
switch (ev.type) {
|
|
case MotionNotify:
|
|
while (XCheckMaskEvent(dpy, ButtonMotionMask, &ev)) ;
|
|
|
|
XQueryPointer(dpy, win, &blaw, &blaw, &blai, &blai, &x, &y, &blau);
|
|
|
|
dmenu = findMenuInWindow(dpy, win, x, y);
|
|
|
|
if (dmenu) {
|
|
handleDragOver(dmenu, dview, dritem, x - dx, y - dy);
|
|
if (!enteredMenu) {
|
|
enteredMenu = True;
|
|
XRecolorCursor(dpy, scr->defaultCursor, &green, &back);
|
|
}
|
|
} else {
|
|
if (enteredMenu) {
|
|
W_ResizeView(dview, oldSize.width, oldSize.height);
|
|
W_ResizeView(dritem->view, oldSize.width, oldSize.height);
|
|
enteredMenu = False;
|
|
XRecolorCursor(dpy, scr->defaultCursor, &black, &back);
|
|
}
|
|
W_MoveView(dview, x - dx, y - dy);
|
|
}
|
|
|
|
break;
|
|
|
|
case ButtonRelease:
|
|
done = True;
|
|
break;
|
|
|
|
default:
|
|
WMHandleEvent(&ev);
|
|
break;
|
|
}
|
|
}
|
|
XRecolorCursor(dpy, scr->defaultCursor, &black, &back);
|
|
|
|
XUngrabPointer(dpy, CurrentTime);
|
|
|
|
if (!enteredMenu) {
|
|
Bool rem = True;
|
|
|
|
if (!menu->flags.isFactory && !copy) {
|
|
W_UnmapView(dview);
|
|
if (menu->delegate && menu->delegate->shouldRemoveItem) {
|
|
rem = (*menu->delegate->shouldRemoveItem) (menu->delegate, menu, item);
|
|
}
|
|
W_MapView(dview);
|
|
}
|
|
|
|
if (!rem || menu->flags.isFactory || copy) {
|
|
slideWindow(dpy, W_VIEW_DRAWABLE(dview), x - dx, y - dy, orix, oriy);
|
|
|
|
if (!menu->flags.isFactory && !copy) {
|
|
WRemoveEditMenuItem(menu, dritem);
|
|
handleItemDrop(dmenu ? dmenu : menu, dritem, orix, oriy);
|
|
}
|
|
} else {
|
|
WRemoveEditMenuItem(menu, dritem);
|
|
}
|
|
} else {
|
|
WRemoveEditMenuItem(menu, dritem);
|
|
|
|
if (menu->delegate && menu->delegate->itemCloned && (menu->flags.isFactory || copy)) {
|
|
(*menu->delegate->itemCloned) (menu->delegate, menu, item, dritem);
|
|
}
|
|
|
|
handleItemDrop(dmenu, dritem, x - dy, y - dy);
|
|
|
|
if (item->submenu && (menu->flags.isFactory || copy)) {
|
|
WEditMenu *submenu;
|
|
|
|
submenu = duplicateMenu(item->submenu);
|
|
WSetEditMenuSubmenu(dmenu, dritem, submenu);
|
|
}
|
|
}
|
|
|
|
/* can't destroy now because we're being called from
|
|
* the event handler of the item. and destroying now,
|
|
* would mean destroying the item too in some cases.
|
|
*/
|
|
WMAddIdleHandler((WMCallback *) W_DestroyView, dview);
|
|
}
|
|
|
|
static void handleItemClick(XEvent * event, void *data)
|
|
{
|
|
WEditMenuItem *item = (WEditMenuItem *) data;
|
|
WEditMenu *menu = item->parent;
|
|
|
|
switch (event->type) {
|
|
case ButtonPress:
|
|
selectItem(menu, item);
|
|
|
|
if (WMIsDoubleClick(event)) {
|
|
editItemLabel(item);
|
|
}
|
|
|
|
menu->flags.isDragging = 1;
|
|
menu->dragX = event->xbutton.x_root;
|
|
menu->dragY = event->xbutton.y_root;
|
|
break;
|
|
|
|
case ButtonRelease:
|
|
menu->flags.isDragging = 0;
|
|
break;
|
|
|
|
case MotionNotify:
|
|
if (menu->flags.isDragging) {
|
|
if (abs(event->xbutton.x_root - menu->dragX) > 5
|
|
|| abs(event->xbutton.y_root - menu->dragY) > 5) {
|
|
menu->flags.isDragging = 0;
|
|
dragItem(menu, item, event->xbutton.state & ControlMask);
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void destroyEditMenu(WEditMenu * mPtr)
|
|
{
|
|
WMRemoveNotificationObserver(mPtr);
|
|
|
|
WMFreeArray(mPtr->items);
|
|
|
|
wfree(mPtr->tdelegate);
|
|
|
|
wfree(mPtr);
|
|
}
|