mirror of
https://github.com/gryf/pentadactyl-pm.git
synced 2025-12-23 03:07:58 +01:00
use the singleton construction idiom to create vimperator.tabs
This commit is contained in:
Doug Kearns
336
content/tabs.js
336
content/tabs.js
@@ -38,13 +38,12 @@ vimperator.Tabs = function () //{{{
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////////////////////// PRIVATE SECTION /////////////////////////////////////////
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/////////////////////////////////////////////////////////////////////////////{{{
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/** @param spec can either be:
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* - an absolute integer
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* - "" for the current tab
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* - "+1" for the next tab
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* - "-3" for the tab, which is 3 positions left of the current
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* - "$" for the last tab
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*/
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// @param spec can either be:
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// - an absolute integer
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// - "" for the current tab
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// - "+1" for the next tab
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// - "-3" for the tab, which is 3 positions left of the current
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// - "$" for the last tab
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function indexFromSpec(spec, wrap)
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{
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var position = getBrowser().tabContainer.selectedIndex;
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@@ -80,193 +79,190 @@ vimperator.Tabs = function () //{{{
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return position;
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}
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var alternates = [null, null];
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var alternates = [getBrowser().mCurrentTab, null];
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/////////////////////////////////////////////////////////////////////////////}}}
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////////////////////// PUBLIC SECTION //////////////////////////////////////////
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/////////////////////////////////////////////////////////////////////////////{{{
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// @returns the index of the currently selected tab starting with 0
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this.index = function (tab)
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{
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if (tab)
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return {
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get alternate() { return alternates[1]; },
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get count() { return getBrowser().mTabs.length; },
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// @returns the index of the currently selected tab starting with 0
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index: function (tab)
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{
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var length = getBrowser().mTabs.length;
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for (var i = 0; i < length; i++)
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if (tab)
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{
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if (getBrowser().mTabs[i] == tab)
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return i;
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}
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return -1;
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}
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return getBrowser().tabContainer.selectedIndex;
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};
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this.count = function ()
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{
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return getBrowser().mTabs.length;
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};
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// TODO: implement filter
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// @returns an array of tabs which match filter
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this.get = function (filter)
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{
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var buffers = [];
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var browsers = getBrowser().browsers;
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for (var i in browsers)
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{
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var title = browsers[i].contentTitle || "(Untitled)";
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var uri = browsers[i].currentURI.spec;
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var number = i + 1;
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buffers.push([number, title, uri]);
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}
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return buffers;
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};
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this.getTab = function (index)
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{
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if (index)
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return getBrowser().mTabs[index];
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return getBrowser().tabContainer.selectedItem;
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};
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/* spec == "" moves the tab to the last position as per Vim
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* wrap causes the movement to wrap around the start and end of the tab list
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* NOTE: position is a 0 based index
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* FIXME: tabmove! N should probably produce an error
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*/
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this.move = function (tab, spec, wrap)
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{
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if (spec === "")
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spec = "$"; // if not specified, move to the last tab -> XXX: move to ex handling?
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var index = indexFromSpec(spec, wrap);
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getBrowser().moveTabTo(tab, index);
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};
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/* quit_on_last_tab = 1: quit without saving session
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* quit_on_last_tab = 2: quit and save session
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*/
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this.remove = function (tab, count, focus_left_tab, quit_on_last_tab)
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{
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function removeOrBlankTab (tab)
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{
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if (getBrowser().mTabs.length > 1)
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getBrowser().removeTab(tab);
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else
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{
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if (vimperator.buffer.URL != "about:blank" ||
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getWebNavigation().sessionHistory.count > 0)
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var length = getBrowser().mTabs.length;
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for (var i = 0; i < length; i++)
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{
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vimperator.open("about:blank", vimperator.NEW_BACKGROUND_TAB);
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if (getBrowser().mTabs[i] == tab)
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return i;
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}
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return -1;
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}
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return getBrowser().tabContainer.selectedIndex;
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},
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// TODO: implement filter
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// @returns an array of tabs which match filter
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get: function (filter)
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{
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var buffers = [];
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var browsers = getBrowser().browsers;
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for (var i in browsers)
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{
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var title = browsers[i].contentTitle || "(Untitled)";
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var uri = browsers[i].currentURI.spec;
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var number = i + 1;
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buffers.push([number, title, uri]);
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}
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return buffers;
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},
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getTab: function (index)
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{
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if (index)
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return getBrowser().mTabs[index];
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return getBrowser().tabContainer.selectedItem;
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},
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// spec == "" moves the tab to the last position as per Vim
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// wrap causes the movement to wrap around the start and end of the tab list
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// NOTE: position is a 0 based index
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// FIXME: tabmove! N should probably produce an error
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move: function (tab, spec, wrap)
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{
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if (spec === "")
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spec = "$"; // if not specified, move to the last tab -> XXX: move to ex handling?
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var index = indexFromSpec(spec, wrap);
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getBrowser().moveTabTo(tab, index);
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},
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// quit_on_last_tab = 1: quit without saving session
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// quit_on_last_tab = 2: quit and save session
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remove: function (tab, count, focus_left_tab, quit_on_last_tab)
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{
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function removeOrBlankTab (tab)
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{
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if (getBrowser().mTabs.length > 1)
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getBrowser().removeTab(tab);
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}
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else
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vimperator.beep();
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{
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if (vimperator.buffer.URL != "about:blank" ||
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getWebNavigation().sessionHistory.count > 0)
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{
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vimperator.open("about:blank", vimperator.NEW_BACKGROUND_TAB);
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getBrowser().removeTab(tab);
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}
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else
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vimperator.beep();
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}
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}
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}
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if (count < 1)
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count = 1;
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if (count < 1)
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count = 1;
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if (quit_on_last_tab >= 1 && getBrowser().mTabs.length <= count)
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{
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if (vimperator.windows.length > 1)
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window.close();
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if (quit_on_last_tab >= 1 && getBrowser().mTabs.length <= count)
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{
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if (vimperator.windows.length > 1)
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window.close();
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else
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vimperator.quit(quit_on_last_tab == 2);
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return;
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}
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var index = this.index(tab);
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if (focus_left_tab)
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{
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var last_removed_tab = 0;
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for (var i = index; i > index - count && i >= 0; i--)
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{
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removeOrBlankTab(this.getTab(i));
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last_removed_tab = i > 0 ? i : 1;
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}
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getBrowser().mTabContainer.selectedIndex = last_removed_tab - 1;
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}
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else
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vimperator.quit(quit_on_last_tab == 2);
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return;
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}
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var index = this.index(tab);
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if (focus_left_tab)
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{
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var last_removed_tab = 0;
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for (var i = index; i > index - count && i >= 0; i--)
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{
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removeOrBlankTab(this.getTab(i));
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last_removed_tab = i > 0 ? i : 1;
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var i = index + count - 1;
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if (i >= this.count)
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i = this.count - 1;
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for (; i >= index; i--)
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removeOrBlankTab(this.getTab(i));
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}
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getBrowser().mTabContainer.selectedIndex = last_removed_tab - 1;
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}
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else
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},
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keepOnly: function (tab)
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{
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var i = index + count - 1;
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if (i >= this.count())
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i = this.count() - 1;
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getBrowser().removeAllTabsBut(tab);
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},
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for (; i >= index; i--)
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removeOrBlankTab(this.getTab(i));
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}
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};
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this.keepOnly = function (tab)
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{
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getBrowser().removeAllTabsBut(tab);
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};
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this.select = function (spec, wrap)
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{
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var index = indexFromSpec(spec, wrap);
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if (index === false)
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select: function (spec, wrap)
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{
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vimperator.beep(); // XXX: move to ex-handling?
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return false;
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}
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getBrowser().mTabContainer.selectedIndex = index;
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};
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// TODO: when restarting a session FF selects the first tab and then the
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// tab that was selected when the session was created. As a result the
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// alternate after a restart is often incorrectly tab 1 when there
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// shouldn't be one yet.
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this.updateSelectionHistory = function ()
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{
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alternates = [this.getTab(), alternates[0]];
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this.alternate = alternates[1];
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};
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// TODO: move to v.buffers
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this.alternate = this.getTab();
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this.reload = function (tab, bypass_cache)
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{
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if (bypass_cache)
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{
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const nsIWebNavigation = Components.interfaces.nsIWebNavigation;
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const flags = nsIWebNavigation.LOAD_FLAGS_BYPASS_PROXY | nsIWebNavigation.LOAD_FLAGS_BYPASS_CACHE;
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getBrowser().getBrowserForTab(tab).reloadWithFlags(flags);
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}
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else
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{
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getBrowser().reloadTab(tab);
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}
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};
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this.reloadAll = function (bypass_cache)
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{
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if (bypass_cache)
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{
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for (var i = 0; i < getBrowser().mTabs.length; i++)
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var index = indexFromSpec(spec, wrap);
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if (index === false)
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{
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try
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vimperator.beep(); // XXX: move to ex-handling?
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return false;
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}
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getBrowser().mTabContainer.selectedIndex = index;
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},
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// TODO: when restarting a session FF selects the first tab and then the
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// tab that was selected when the session was created. As a result the
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// alternate after a restart is often incorrectly tab 1 when there
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// shouldn't be one yet.
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updateSelectionHistory: function ()
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{
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alternates = [this.getTab(), alternates[0]];
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},
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reload: function (tab, bypass_cache)
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{
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if (bypass_cache)
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{
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const nsIWebNavigation = Components.interfaces.nsIWebNavigation;
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const flags = nsIWebNavigation.LOAD_FLAGS_BYPASS_PROXY | nsIWebNavigation.LOAD_FLAGS_BYPASS_CACHE;
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getBrowser().getBrowserForTab(tab).reloadWithFlags(flags);
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}
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else
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{
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getBrowser().reloadTab(tab);
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}
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},
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reloadAll: function (bypass_cache)
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{
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if (bypass_cache)
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{
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for (var i = 0; i < getBrowser().mTabs.length; i++)
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{
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this.reload(getBrowser().mTabs[i], bypass_cache);
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}
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catch (e)
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{
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// FIXME: can we do anything useful here without stopping the
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// other tabs from reloading?
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try
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{
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this.reload(getBrowser().mTabs[i], bypass_cache);
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}
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catch (e)
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{
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// FIXME: can we do anything useful here without stopping the
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// other tabs from reloading?
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}
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}
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}
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else
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{
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getBrowser().reloadAllTabs();
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}
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}
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else
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{
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getBrowser().reloadAllTabs();
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}
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};
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//}}}
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}; //}}}
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