mirror of
https://github.com/gryf/wmaker.git
synced 2025-12-18 20:10:29 +01:00
646 lines
13 KiB
C
646 lines
13 KiB
C
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#include "WINGsP.h"
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#include <X11/Xresource.h>
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/* the notifications about views */
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char *WMViewSizeDidChangeNotification = "WMViewSizeDidChangeNotification";
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char *WMViewFocusDidChangeNotification = "WMViewFocusDidChangeNotification";
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char *WMViewRealizedNotification = "WMViewRealizedNotification";
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#define EVENT_MASK \
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KeyPressMask|KeyReleaseMask|ButtonPressMask|ButtonReleaseMask| \
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EnterWindowMask|LeaveWindowMask|PointerMotionMask|ExposureMask| \
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VisibilityChangeMask|FocusChangeMask|PropertyChangeMask|\
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SubstructureNotifyMask|SubstructureRedirectMask
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static XSetWindowAttributes defAtts= {
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None, /* background_pixmap */
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0, /* background_pixel */
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CopyFromParent, /* border_pixmap */
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0, /* border_pixel */
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ForgetGravity, /* bit_gravity */
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ForgetGravity, /* win_gravity */
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NotUseful, /* backing_store */
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(unsigned) ~0, /* backing_planes */
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0, /* backing_pixel */
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False, /* save_under */
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EVENT_MASK, /* event_mask */
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0, /* do_not_propagate_mask */
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False, /* override_redirect */
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None, /* colormap */
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None /* cursor */
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};
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static XContext ViewContext=0; /* context for views */
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W_View*
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W_GetViewForXWindow(Display *display, Window window)
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{
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W_View *view;
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if (XFindContext(display, window, ViewContext, (XPointer*)&view)==0) {
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return view;
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}
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return NULL;
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}
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static void
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unparentView(W_View *view)
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{
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/* remove from parent's children list */
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if (view->parent!=NULL) {
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W_View *ptr;
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ptr = view->parent->childrenList;
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if (ptr == view) {
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view->parent->childrenList = view->nextSister;
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} else {
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while (ptr!=NULL) {
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if (ptr->nextSister == view) {
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ptr->nextSister = view->nextSister;
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break;
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}
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ptr = ptr->nextSister;
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}
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}
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}
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view->parent = NULL;
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}
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static void
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adoptChildView(W_View *view, W_View *child)
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{
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child->nextSister = NULL;
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/* add to end of children list of parent */
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if (view->childrenList == NULL) {
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view->childrenList = child;
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} else {
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W_View *ptr;
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ptr = view->childrenList;
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while (ptr->nextSister!=NULL)
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ptr = ptr->nextSister;
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ptr->nextSister = child;
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}
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child->parent = view;
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}
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static W_View*
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createView(W_Screen *screen, W_View *parent)
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{
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W_View *view;
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if (ViewContext==0)
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ViewContext = XUniqueContext();
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view = wmalloc(sizeof(W_View));
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memset(view, 0, sizeof(W_View));
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view->refCount = 1;
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view->screen = screen;
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if (parent!=NULL) {
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/* attributes are not valid for root window */
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view->attribFlags = CWEventMask|CWBitGravity;
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view->attribs = defAtts;
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view->attribFlags |= CWBackPixel|CWColormap|CWBorderPixel;
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view->attribs.background_pixel = W_PIXEL(screen->gray);
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view->attribs.border_pixel = W_PIXEL(screen->black);
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view->attribs.colormap = screen->colormap;
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view->backColor = WMRetainColor(screen->gray);
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adoptChildView(parent, view);
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}
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return view;
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}
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W_View*
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W_CreateView(W_View *parent)
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{
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return createView(parent->screen, parent);
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}
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W_View*
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W_CreateRootView(W_Screen *screen)
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{
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W_View *view;
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view = createView(screen, NULL);
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view->window = screen->rootWin;
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view->flags.realized = 1;
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view->flags.mapped = 1;
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view->flags.root = 1;
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view->size.width =
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WidthOfScreen(ScreenOfDisplay(screen->display, screen->screen));
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view->size.height =
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HeightOfScreen(ScreenOfDisplay(screen->display, screen->screen));
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return view;
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}
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W_View*
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W_CreateTopView(W_Screen *screen)
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{
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W_View *view;
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view = createView(screen, screen->rootView);
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if (!view)
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return NULL;
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view->flags.topLevel = 1;
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view->attribs.event_mask |= StructureNotifyMask;
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return view;
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}
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void
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W_RealizeView(W_View *view)
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{
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Window parentWID;
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Display *dpy = view->screen->display;
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W_View *ptr;
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assert(view->size.width > 0);
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assert(view->size.height > 0);
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if (view->parent && !view->parent->flags.realized) {
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wwarning("trying to realize widget of unrealized parent");
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return;
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}
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if (!view->flags.realized) {
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parentWID = view->parent->window;
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view->window = XCreateWindow(dpy, parentWID, view->pos.x, view->pos.y,
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view->size.width, view->size.height, 0,
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view->screen->depth, InputOutput,
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view->screen->visual, view->attribFlags,
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&view->attribs);
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XSaveContext(dpy, view->window, ViewContext, (XPointer)view);
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view->flags.realized = 1;
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if (view->flags.mapWhenRealized) {
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W_MapView(view);
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view->flags.mapWhenRealized = 0;
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}
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WMPostNotificationName(WMViewRealizedNotification, view, NULL);
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}
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/* realize children */
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ptr = view->childrenList;
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while (ptr!=NULL) {
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W_RealizeView(ptr);
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ptr = ptr->nextSister;
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}
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}
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Bool
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W_CheckInternalMessage(W_Screen *scr, XClientMessageEvent *cev, int event)
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{
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if (cev->message_type == scr->internalMessage
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&& cev->format == 32 && cev->data.l[1] == event)
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return True;
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else
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return False;
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}
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void
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W_ReparentView(W_View *view, W_View *newParent, int x, int y)
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{
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Display *dpy = view->screen->display;
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assert(!view->flags.topLevel);
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unparentView(view);
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adoptChildView(newParent, view);
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if (view->flags.realized) {
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if (newParent->flags.realized) {
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XReparentWindow(dpy, view->window, newParent->window, x, y);
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} else {
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wwarning("trying to reparent realized view to unrealized parent");
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return;
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}
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}
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view->pos.x = x;
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view->pos.y = y;
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}
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void
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W_MapView(W_View *view)
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{
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if (!view->flags.mapped) {
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if (view->flags.realized) {
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XMapRaised(view->screen->display, view->window);
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XFlush(view->screen->display);
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view->flags.mapped = 1;
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} else {
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view->flags.mapWhenRealized = 1;
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}
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}
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}
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/*
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* W_MapSubviews-
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* maps all children of the current view that where already realized.
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*/
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void
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W_MapSubviews(W_View *view)
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{
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XMapSubwindows(view->screen->display, view->window);
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XFlush(view->screen->display);
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view = view->childrenList;
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while (view) {
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view->flags.mapped = 1;
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view->flags.mapWhenRealized = 0;
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view = view->nextSister;
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}
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}
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void
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W_UnmapSubviews(W_View *view)
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{
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XUnmapSubwindows(view->screen->display, view->window);
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XFlush(view->screen->display);
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view = view->childrenList;
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while (view) {
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view->flags.mapped = 0;
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view->flags.mapWhenRealized = 0;
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view = view->nextSister;
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}
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}
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void
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W_UnmapView(W_View *view)
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{
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view->flags.mapWhenRealized = 0;
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if (!view->flags.mapped)
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return;
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XUnmapWindow(view->screen->display, view->window);
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XFlush(view->screen->display);
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view->flags.mapped = 0;
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}
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W_View*
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W_TopLevelOfView(W_View *view)
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{
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W_View *toplevel;
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for (toplevel=view; !toplevel->flags.topLevel; toplevel=toplevel->parent);
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return toplevel;
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}
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static void
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destroyView(W_View *view)
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{
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W_View *ptr;
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if (view->flags.alreadyDead)
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return;
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view->flags.alreadyDead = 1;
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/* delete the balloon text for the view, if there's any */
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WMSetBalloonTextForView(NULL, view);
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if (view->nextFocusChain)
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view->nextFocusChain->prevFocusChain = view->prevFocusChain;
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if (view->prevFocusChain)
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view->prevFocusChain->nextFocusChain = view->nextFocusChain;
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/* Do not leave focus in a inexisting control */
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if (W_FocusedViewOfToplevel(W_TopLevelOfView(view))==view)
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W_SetFocusOfTopLevel(W_TopLevelOfView(view), NULL);
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if (view->flags.topLevel) {
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W_FocusInfo *info = view->screen->focusInfo;
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/* remove focus information associated to this toplevel */
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if (info) {
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if (info->toplevel==view) {
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view->screen->focusInfo = info->next;
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free(info);
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} else {
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while (info->next) {
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if (info->next->toplevel == view)
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break;
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info = info->next;
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}
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if (info->next) {
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W_FocusInfo *next = info->next->next;
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free(info->next);
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info->next = next;
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}
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/* else the toplevel did not have any focused subview */
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}
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}
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}
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/* destroy children recursively */
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while (view->childrenList!=NULL) {
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ptr = view->childrenList;
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ptr->flags.parentDying = 1;
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W_DestroyView(ptr);
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if (ptr == view->childrenList) {
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view->childrenList = ptr->nextSister;
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ptr->parent = NULL;
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}
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}
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W_CallDestroyHandlers(view);
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if (view->flags.realized) {
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XDeleteContext(view->screen->display, view->window, ViewContext);
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/* if parent is being destroyed, it will die naturaly */
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if (!view->flags.parentDying || view->flags.topLevel)
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XDestroyWindow(view->screen->display, view->window);
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}
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/* remove self from parent's children list */
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unparentView(view);
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W_CleanUpEvents(view);
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#if 0
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if (view->dragSourceProcs)
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free(view->dragSourceProcs);
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if (view->dragDestinationProcs)
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free(view->dragDestinationProcs);
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#endif
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free(view);
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}
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void
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W_DestroyView(W_View *view)
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{
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W_ReleaseView(view);
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}
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void
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W_MoveView(W_View *view, int x, int y)
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{
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assert(view->flags.root==0);
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if (view->pos.x == x && view->pos.y == y)
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return;
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if (view->flags.realized) {
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XMoveWindow(view->screen->display, view->window, x, y);
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}
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view->pos.x = x;
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view->pos.y = y;
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}
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void
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W_ResizeView(W_View *view, unsigned int width, unsigned int height)
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{
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int shrinked;
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assert(width > 0);
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assert(height > 0);
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if (view->size.width == width && view->size.height == height)
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return;
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shrinked = width < view->size.width || height < view->size.height;
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if (view->flags.realized) {
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XResizeWindow(view->screen->display, view->window, width, height);
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}
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view->size.width = width;
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view->size.height = height;
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if (view->flags.notifySizeChanged)
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WMPostNotificationName(WMViewSizeDidChangeNotification, view, NULL);
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}
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void
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W_RedisplayView(W_View *view)
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{
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XEvent ev;
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if (!view->flags.mapped)
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return;
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ev.xexpose.type = Expose;
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ev.xexpose.display = view->screen->display;
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ev.xexpose.window = view->window;
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ev.xexpose.count = 0;
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WMHandleEvent(&ev);
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}
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void
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W_SetViewBackgroundColor(W_View *view, WMColor *color)
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{
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if (view->backColor)
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WMReleaseColor(view->backColor);
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view->backColor = WMRetainColor(color);
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view->attribFlags |= CWBackPixel;
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view->attribs.background_pixel = color->color.pixel;
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if (view->flags.realized) {
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XSetWindowBackground(view->screen->display, view->window,
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color->color.pixel);
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XClearWindow(view->screen->display, view->window);
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}
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}
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W_View*
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W_FocusedViewOfToplevel(W_View *view)
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{
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WMScreen *scr = view->screen;
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W_FocusInfo *info;
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for (info = scr->focusInfo; info!=NULL; info = info->next)
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if (view == info->toplevel)
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break;
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if (!info)
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return NULL;
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return info->focused;
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}
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void
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W_SetFocusOfTopLevel(W_View *toplevel, W_View *view)
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{
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WMScreen *scr = toplevel->screen;
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XEvent event;
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W_FocusInfo *info;
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for (info = scr->focusInfo; info!=NULL; info = info->next)
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if (toplevel == info->toplevel)
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break;
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if (!info) {
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info = wmalloc(sizeof(W_FocusInfo));
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info->toplevel = toplevel;
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info->focused = view;
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info->next = scr->focusInfo;
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scr->focusInfo = info;
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} else {
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event.xfocus.mode = NotifyNormal;
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event.xfocus.detail = NotifyDetailNone;
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if (info->focused) {
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/* simulate FocusOut event */
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event.xfocus.type = FocusOut;
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W_DispatchMessage(info->focused, &event);
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}
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info->focused = view;
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}
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if (view) {
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/* simulate FocusIn event */
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event.xfocus.type = FocusIn;
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W_DispatchMessage(view, &event);
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}
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}
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void
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W_BroadcastMessage(W_View *targetParent, XEvent *event)
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{
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W_View *target;
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target = targetParent->childrenList;
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while (target!=NULL) {
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W_DispatchMessage(target, event);
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target = target->nextSister;
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}
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}
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void
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W_DispatchMessage(W_View *target, XEvent *event)
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{
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if (target->window==None)
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return;
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event->xclient.window = target->window;
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event->xclient.display = target->screen->display;
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WMHandleEvent(event);
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/*
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XSendEvent(target->screen->display, target->window, False,
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SubstructureNotifyMask, event);
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*/
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}
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WMView*
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W_RetainView(WMView *view)
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{
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view->refCount++;
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return view;
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}
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void
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W_ReleaseView(WMView *view)
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{
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view->refCount--;
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if (view->refCount < 1) {
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destroyView(view);
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}
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}
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WMWidget*
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WMWidgetOfView(WMView *view)
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{
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return view->self;
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}
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WMSize
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WMGetViewSize(WMView *view)
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{
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return view->size;
|
|
}
|
|
|
|
WMPoint
|
|
WMGetViewPosition(WMView *view)
|
|
{
|
|
return view->pos;
|
|
}
|
|
|
|
|
|
void
|
|
WMSetViewNotifySizeChanges(WMView *view, Bool flag)
|
|
{
|
|
view->flags.notifySizeChanged = flag;
|
|
}
|
|
|
|
Window
|
|
WMViewXID(WMView *view)
|
|
{
|
|
return view->window;
|
|
}
|
|
|