зеркало из https://github.com/mozilla/gecko-dev.git
Bug 465186 - When detaching a tab, open the new window at the drop location. r=dao/smaug
--HG-- extra : rebase_source : 8145e9a0fcc4bf96fc5f66c2fdbbad13ca25c90e
This commit is contained in:
Jezreel Ng
Родитель
82f7b47d00
Коммит
08e9ef88ed
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@ -2005,13 +2005,18 @@
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in the current window, in which case this will do nothing. -->
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<method name="replaceTabWithWindow">
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<parameter name="aTab"/>
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<parameter name="aOptions"/>
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<body>
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<![CDATA[
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if (this.tabs.length == 1)
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return null;
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var options = "chrome,dialog=no,all";
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for (var name in aOptions)
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options += "," + name + "=" + aOptions[name];
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// tell a new window to take the "dropped" tab
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return window.openDialog(getBrowserURL(), "_blank", "dialog=no,all", aTab);
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return window.openDialog(getBrowserURL(), "_blank", options, aTab);
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]]>
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</body>
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</method>
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@ -3298,6 +3303,16 @@
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let canvas = tabPreviews.capture(tab, false);
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dt.setDragImage(canvas, 0, 0);
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let bo = this.mTabstrip.boxObject;
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let paddingStart = this.mTabstrip.scrollboxPaddingStart;
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// _dragOffset[X|Y] give the coordinates that the mouse should be
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// positioned relative to the corner of the new window created upon
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// dragend such that the mouse appears to have the same position
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// relative to the corner of the dragged tab.
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tab._dragOffsetX = event.screenX - tab.boxObject.screenX + paddingStart + bo.screenX - window.screenX;
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tab._dragOffsetY = event.screenY - tab.boxObject.screenY + bo.screenY - window.screenY;
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event.stopPropagation();
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]]></handler>
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@ -3477,6 +3492,11 @@
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}
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}
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}
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// these offsets are only used in dragend, but we need to free them here
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// as well
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delete draggedTab._dragOffsetX;
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delete draggedTab._dragOffsetY;
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]]></handler>
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<handler event="dragend"><![CDATA[
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@ -3491,6 +3511,7 @@
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// Disable detach within the browser toolbox
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var eX = event.screenX;
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var eY = event.screenY;
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var wX = window.screenX;
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// check if the drop point is horizontally within the window
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if (eX > wX && eX < (wX + window.outerWidth)) {
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@ -3498,13 +3519,43 @@
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// also avoid detaching if the the tab was dropped too close to
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// the tabbar (half a tab)
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let endScreenY = bo.screenY + 1.5 * bo.height;
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let eY = event.screenY;
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if (eY < endScreenY && eY > window.screenY)
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return;
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}
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var draggedTab = dt.mozGetDataAt(TAB_DROP_TYPE, 0);
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this.tabbrowser.replaceTabWithWindow(draggedTab);
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// screen.availLeft et. al. only check the screen that this window is on,
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// but we want to look at the screen the tab is being dropped onto.
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var sm = Cc["@mozilla.org/gfx/screenmanager;1"].
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getService(Ci.nsIScreenManager);
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var whichScreen = sm.screenForRect(eX, eY, 1, 1);
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var sX = {}, sY = {}, sW = {}, sH = {};
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whichScreen.GetAvailRect(sX, sY, sW, sH);
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// ensure new window entirely within screen
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var winWidth = Math.min(window.outerWidth, sW.value);
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var winHeight = Math.min(window.outerHeight, sH.value);
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var aLeft = Math.min(Math.max(eX - draggedTab._dragOffsetX, sX.value), sX.value + sW.value - winWidth);
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var aTop = Math.min(Math.max(eY - draggedTab._dragOffsetY, sY.value), sY.value + sH.value - winHeight);
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delete draggedTab._dragOffsetX;
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delete draggedTab._dragOffsetY;
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if (this.tabbrowser.tabs.length == 1) {
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// resize _before_ move to ensure the window fits the new screen. if
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// the window is too large for its screen, the window manager may do
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// automatic repositioning.
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window.resizeTo(winWidth, winHeight);
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window.moveTo(aLeft, aTop);
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window.focus();
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}
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else
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this.tabbrowser.replaceTabWithWindow(draggedTab, { screenX: aLeft,
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screenY: aTop,
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#ifndef XP_WIN
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outerWidth: winWidth,
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outerHeight: winHeight
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#endif
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});
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event.stopPropagation();
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]]></handler>
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@ -2579,7 +2579,8 @@ nsGlobalWindow::PreHandleEvent(nsEventChainPreVisitor& aVisitor)
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} else if (msg == NS_MOUSE_BUTTON_DOWN &&
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NS_IS_TRUSTED_EVENT(aVisitor.mEvent)) {
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gMouseDown = PR_TRUE;
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} else if (msg == NS_MOUSE_BUTTON_UP &&
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} else if ((msg == NS_MOUSE_BUTTON_UP ||
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msg == NS_DRAGDROP_END) &&
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NS_IS_TRUSTED_EVENT(aVisitor.mEvent)) {
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gMouseDown = PR_FALSE;
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if (gDragServiceDisabled) {
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