diff options
Diffstat (limited to 'indra/llui/llresizebar.cpp')
| -rw-r--r-- | indra/llui/llresizebar.cpp | 752 |
1 files changed, 376 insertions, 376 deletions
diff --git a/indra/llui/llresizebar.cpp b/indra/llui/llresizebar.cpp index c05a7dddf7..85d886a3ed 100644 --- a/indra/llui/llresizebar.cpp +++ b/indra/llui/llresizebar.cpp @@ -1,376 +1,376 @@ -/** - * @file llresizebar.cpp - * @brief LLResizeBar base class - * - * $LicenseInfo:firstyear=2001&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2010, Linden Research, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA - * $/LicenseInfo$ - */ - -#include "linden_common.h" - -#include "llresizebar.h" - -#include "lllocalcliprect.h" -#include "llmath.h" -#include "llui.h" -#include "llmenugl.h" -#include "llfocusmgr.h" -#include "llwindow.h" - -LLResizeBar::Params::Params() -: max_size("max_size", S32_MAX), - snapping_enabled("snapping_enabled", true), - resizing_view("resizing_view"), - side("side"), - allow_double_click_snapping("allow_double_click_snapping", true) -{ - name = "resize_bar"; -} - -LLResizeBar::LLResizeBar(const LLResizeBar::Params& p) -: LLView(p), - mDragLastScreenX( 0 ), - mDragLastScreenY( 0 ), - mLastMouseScreenX( 0 ), - mLastMouseScreenY( 0 ), - mMinSize( p.min_size ), - mMaxSize( p.max_size ), - mSide( p.side ), - mSnappingEnabled(p.snapping_enabled), - mAllowDoubleClickSnapping(p.allow_double_click_snapping), - mResizingView(p.resizing_view), - mResizeListener(NULL), - mImagePanel(NULL) -{ - setFollowsNone(); - // set up some generically good follow code. - switch( mSide ) - { - case LEFT: - setFollowsLeft(); - setFollowsTop(); - setFollowsBottom(); - break; - case TOP: - setFollowsTop(); - setFollowsLeft(); - setFollowsRight(); - break; - case RIGHT: - setFollowsRight(); - setFollowsTop(); - setFollowsBottom(); - break; - case BOTTOM: - setFollowsBottom(); - setFollowsLeft(); - setFollowsRight(); - break; - default: - break; - } -} - -bool LLResizeBar::handleMouseDown(S32 x, S32 y, MASK mask) -{ - if (!canResize()) return false; - - // Route future Mouse messages here preemptively. (Release on mouse up.) - // No handler needed for focus lost since this clas has no state that depends on it. - gFocusMgr.setMouseCapture( this ); - - localPointToScreen(x, y, &mDragLastScreenX, &mDragLastScreenY); - mLastMouseScreenX = mDragLastScreenX; - mLastMouseScreenY = mDragLastScreenY; - - return true; -} - - -bool LLResizeBar::handleMouseUp(S32 x, S32 y, MASK mask) -{ - bool handled = false; - - if( hasMouseCapture() ) - { - // Release the mouse - gFocusMgr.setMouseCapture( NULL ); - handled = true; - } - else - { - handled = true; - } - return handled; -} - - -bool LLResizeBar::handleHover(S32 x, S32 y, MASK mask) -{ - bool handled = false; - - // We only handle the click if the click both started and ended within us - if( hasMouseCapture() ) - { - S32 screen_x; - S32 screen_y; - localPointToScreen(x, y, &screen_x, &screen_y); - - S32 delta_x = screen_x - mDragLastScreenX; - S32 delta_y = screen_y - mDragLastScreenY; - - LLCoordGL mouse_dir; - // use hysteresis on mouse motion to preserve user intent when mouse stops moving - mouse_dir.mX = (screen_x == mLastMouseScreenX) ? mLastMouseDir.mX : screen_x - mLastMouseScreenX; - mouse_dir.mY = (screen_y == mLastMouseScreenY) ? mLastMouseDir.mY : screen_y - mLastMouseScreenY; - mLastMouseDir = mouse_dir; - mLastMouseScreenX = screen_x; - mLastMouseScreenY = screen_y; - - // Make sure the mouse in still over the application. We don't want to make the parent - // so big that we can't see the resize handle any more. - LLRect valid_rect = getRootView()->getRect(); - - if( valid_rect.localPointInRect( screen_x, screen_y ) && mResizingView ) - { - // Resize the parent - LLRect orig_rect = mResizingView->getRect(); - LLRect scaled_rect = orig_rect; - - S32 new_width = orig_rect.getWidth(); - S32 new_height = orig_rect.getHeight(); - - switch( mSide ) - { - case LEFT: - new_width = llclamp(orig_rect.getWidth() - delta_x, mMinSize, mMaxSize); - delta_x = orig_rect.getWidth() - new_width; - scaled_rect.translate(delta_x, 0); - break; - - case TOP: - new_height = llclamp(orig_rect.getHeight() + delta_y, mMinSize, mMaxSize); - delta_y = new_height - orig_rect.getHeight(); - break; - - case RIGHT: - new_width = llclamp(orig_rect.getWidth() + delta_x, mMinSize, mMaxSize); - delta_x = new_width - orig_rect.getWidth(); - break; - - case BOTTOM: - new_height = llclamp(orig_rect.getHeight() - delta_y, mMinSize, mMaxSize); - delta_y = orig_rect.getHeight() - new_height; - scaled_rect.translate(0, delta_y); - break; - } - - notifyParent(LLSD().with("action", "resize") - .with("view_name", mResizingView->getName()) - .with("new_height", new_height) - .with("new_width", new_width)); - - scaled_rect.mTop = scaled_rect.mBottom + new_height; - scaled_rect.mRight = scaled_rect.mLeft + new_width; - mResizingView->setRect(scaled_rect); - - LLView* snap_view = NULL; - - if (mSnappingEnabled) - { - static LLUICachedControl<S32> snap_margin ("SnapMargin", 0); - switch( mSide ) - { - case LEFT: - snap_view = mResizingView->findSnapEdge(scaled_rect.mLeft, mouse_dir, SNAP_LEFT, SNAP_PARENT_AND_SIBLINGS, snap_margin); - break; - case TOP: - snap_view = mResizingView->findSnapEdge(scaled_rect.mTop, mouse_dir, SNAP_TOP, SNAP_PARENT_AND_SIBLINGS, snap_margin); - break; - case RIGHT: - snap_view = mResizingView->findSnapEdge(scaled_rect.mRight, mouse_dir, SNAP_RIGHT, SNAP_PARENT_AND_SIBLINGS, snap_margin); - break; - case BOTTOM: - snap_view = mResizingView->findSnapEdge(scaled_rect.mBottom, mouse_dir, SNAP_BOTTOM, SNAP_PARENT_AND_SIBLINGS, snap_margin); - break; - } - } - - // register "snap" behavior with snapped view - mResizingView->setSnappedTo(snap_view); - - // restore original rectangle so the appropriate changes are detected - mResizingView->setRect(orig_rect); - // change view shape as user operation - mResizingView->setShape(scaled_rect, true); - - // update last valid mouse cursor position based on resized view's actual size - LLRect new_rect = mResizingView->getRect(); - - switch(mSide) - { - case LEFT: - { - S32 actual_delta_x = new_rect.mLeft - orig_rect.mLeft; - if (actual_delta_x != delta_x) - { - // restore everything by left - new_rect.mBottom = orig_rect.mBottom; - new_rect.mTop = orig_rect.mTop; - new_rect.mRight = orig_rect.mRight; - mResizingView->setShape(new_rect, true); - } - mDragLastScreenX += actual_delta_x; - - break; - } - case RIGHT: - { - S32 actual_delta_x = new_rect.mRight - orig_rect.mRight; - if (actual_delta_x != delta_x) - { - // restore everything by left - new_rect.mBottom = orig_rect.mBottom; - new_rect.mTop = orig_rect.mTop; - new_rect.mLeft = orig_rect.mLeft; - mResizingView->setShape(new_rect, true); - } - mDragLastScreenX += new_rect.mRight - orig_rect.mRight; - break; - } - case TOP: - { - S32 actual_delta_y = new_rect.mTop - orig_rect.mTop; - if (actual_delta_y != delta_y) - { - // restore everything by left - new_rect.mBottom = orig_rect.mBottom; - new_rect.mLeft = orig_rect.mLeft; - new_rect.mRight = orig_rect.mRight; - mResizingView->setShape(new_rect, true); - } - mDragLastScreenY += new_rect.mTop - orig_rect.mTop; - break; - } - case BOTTOM: - { - S32 actual_delta_y = new_rect.mBottom - orig_rect.mBottom; - if (actual_delta_y != delta_y) - { - // restore everything by left - new_rect.mTop = orig_rect.mTop; - new_rect.mLeft = orig_rect.mLeft; - new_rect.mRight = orig_rect.mRight; - mResizingView->setShape(new_rect, true); - } - mDragLastScreenY += new_rect.mBottom- orig_rect.mBottom; - break; - } - default: - break; - } - } - - handled = true; - } - else - { - handled = true; - } - - if( handled && canResize() ) - { - switch( mSide ) - { - case LEFT: - case RIGHT: - getWindow()->setCursor(UI_CURSOR_SIZEWE); - break; - - case TOP: - case BOTTOM: - getWindow()->setCursor(UI_CURSOR_SIZENS); - break; - } - } - - if (mResizeListener) - { - mResizeListener(NULL); - } - - return handled; -} // end LLResizeBar::handleHover - -bool LLResizeBar::handleDoubleClick(S32 x, S32 y, MASK mask) -{ - LLRect orig_rect = mResizingView->getRect(); - LLRect scaled_rect = orig_rect; - - if (mSnappingEnabled && mAllowDoubleClickSnapping) - { - switch( mSide ) - { - case LEFT: - mResizingView->findSnapEdge(scaled_rect.mLeft, LLCoordGL(0, 0), SNAP_LEFT, SNAP_PARENT_AND_SIBLINGS, S32_MAX); - scaled_rect.mLeft = scaled_rect.mRight - llclamp(scaled_rect.getWidth(), mMinSize, mMaxSize); - break; - case TOP: - mResizingView->findSnapEdge(scaled_rect.mTop, LLCoordGL(0, 0), SNAP_TOP, SNAP_PARENT_AND_SIBLINGS, S32_MAX); - scaled_rect.mTop = scaled_rect.mBottom + llclamp(scaled_rect.getHeight(), mMinSize, mMaxSize); - break; - case RIGHT: - mResizingView->findSnapEdge(scaled_rect.mRight, LLCoordGL(0, 0), SNAP_RIGHT, SNAP_PARENT_AND_SIBLINGS, S32_MAX); - scaled_rect.mRight = scaled_rect.mLeft + llclamp(scaled_rect.getWidth(), mMinSize, mMaxSize); - break; - case BOTTOM: - mResizingView->findSnapEdge(scaled_rect.mBottom, LLCoordGL(0, 0), SNAP_BOTTOM, SNAP_PARENT_AND_SIBLINGS, S32_MAX); - scaled_rect.mBottom = scaled_rect.mTop - llclamp(scaled_rect.getHeight(), mMinSize, mMaxSize); - break; - } - - mResizingView->setShape(scaled_rect, true); - } - - return true; -} - -void LLResizeBar::setImagePanel(LLPanel * panelp) -{ - const LLView::child_list_t * children = getChildList(); - if (getChildCount() == 2) - { - LLPanel * image_panelp = dynamic_cast<LLPanel*>(children->back()); - if (image_panelp) - { - removeChild(image_panelp); - delete image_panelp; - } - } - - addChild(panelp); - sendChildToBack(panelp); -} - -LLPanel * LLResizeBar::getImagePanel() const -{ - return getChildCount() > 0 ? (LLPanel *)getChildList()->back() : NULL; -} +/**
+ * @file llresizebar.cpp
+ * @brief LLResizeBar base class
+ *
+ * $LicenseInfo:firstyear=2001&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+
+#include "llresizebar.h"
+
+#include "lllocalcliprect.h"
+#include "llmath.h"
+#include "llui.h"
+#include "llmenugl.h"
+#include "llfocusmgr.h"
+#include "llwindow.h"
+
+LLResizeBar::Params::Params()
+: max_size("max_size", S32_MAX),
+ snapping_enabled("snapping_enabled", true),
+ resizing_view("resizing_view"),
+ side("side"),
+ allow_double_click_snapping("allow_double_click_snapping", true)
+{
+ name = "resize_bar";
+}
+
+LLResizeBar::LLResizeBar(const LLResizeBar::Params& p)
+: LLView(p),
+ mDragLastScreenX( 0 ),
+ mDragLastScreenY( 0 ),
+ mLastMouseScreenX( 0 ),
+ mLastMouseScreenY( 0 ),
+ mMinSize( p.min_size ),
+ mMaxSize( p.max_size ),
+ mSide( p.side ),
+ mSnappingEnabled(p.snapping_enabled),
+ mAllowDoubleClickSnapping(p.allow_double_click_snapping),
+ mResizingView(p.resizing_view),
+ mResizeListener(NULL),
+ mImagePanel(NULL)
+{
+ setFollowsNone();
+ // set up some generically good follow code.
+ switch( mSide )
+ {
+ case LEFT:
+ setFollowsLeft();
+ setFollowsTop();
+ setFollowsBottom();
+ break;
+ case TOP:
+ setFollowsTop();
+ setFollowsLeft();
+ setFollowsRight();
+ break;
+ case RIGHT:
+ setFollowsRight();
+ setFollowsTop();
+ setFollowsBottom();
+ break;
+ case BOTTOM:
+ setFollowsBottom();
+ setFollowsLeft();
+ setFollowsRight();
+ break;
+ default:
+ break;
+ }
+}
+
+bool LLResizeBar::handleMouseDown(S32 x, S32 y, MASK mask)
+{
+ if (!canResize()) return false;
+
+ // Route future Mouse messages here preemptively. (Release on mouse up.)
+ // No handler needed for focus lost since this clas has no state that depends on it.
+ gFocusMgr.setMouseCapture( this );
+
+ localPointToScreen(x, y, &mDragLastScreenX, &mDragLastScreenY);
+ mLastMouseScreenX = mDragLastScreenX;
+ mLastMouseScreenY = mDragLastScreenY;
+
+ return true;
+}
+
+
+bool LLResizeBar::handleMouseUp(S32 x, S32 y, MASK mask)
+{
+ bool handled = false;
+
+ if( hasMouseCapture() )
+ {
+ // Release the mouse
+ gFocusMgr.setMouseCapture( NULL );
+ handled = true;
+ }
+ else
+ {
+ handled = true;
+ }
+ return handled;
+}
+
+
+bool LLResizeBar::handleHover(S32 x, S32 y, MASK mask)
+{
+ bool handled = false;
+
+ // We only handle the click if the click both started and ended within us
+ if( hasMouseCapture() )
+ {
+ S32 screen_x;
+ S32 screen_y;
+ localPointToScreen(x, y, &screen_x, &screen_y);
+
+ S32 delta_x = screen_x - mDragLastScreenX;
+ S32 delta_y = screen_y - mDragLastScreenY;
+
+ LLCoordGL mouse_dir;
+ // use hysteresis on mouse motion to preserve user intent when mouse stops moving
+ mouse_dir.mX = (screen_x == mLastMouseScreenX) ? mLastMouseDir.mX : screen_x - mLastMouseScreenX;
+ mouse_dir.mY = (screen_y == mLastMouseScreenY) ? mLastMouseDir.mY : screen_y - mLastMouseScreenY;
+ mLastMouseDir = mouse_dir;
+ mLastMouseScreenX = screen_x;
+ mLastMouseScreenY = screen_y;
+
+ // Make sure the mouse in still over the application. We don't want to make the parent
+ // so big that we can't see the resize handle any more.
+ LLRect valid_rect = getRootView()->getRect();
+
+ if( valid_rect.localPointInRect( screen_x, screen_y ) && mResizingView )
+ {
+ // Resize the parent
+ LLRect orig_rect = mResizingView->getRect();
+ LLRect scaled_rect = orig_rect;
+
+ S32 new_width = orig_rect.getWidth();
+ S32 new_height = orig_rect.getHeight();
+
+ switch( mSide )
+ {
+ case LEFT:
+ new_width = llclamp(orig_rect.getWidth() - delta_x, mMinSize, mMaxSize);
+ delta_x = orig_rect.getWidth() - new_width;
+ scaled_rect.translate(delta_x, 0);
+ break;
+
+ case TOP:
+ new_height = llclamp(orig_rect.getHeight() + delta_y, mMinSize, mMaxSize);
+ delta_y = new_height - orig_rect.getHeight();
+ break;
+
+ case RIGHT:
+ new_width = llclamp(orig_rect.getWidth() + delta_x, mMinSize, mMaxSize);
+ delta_x = new_width - orig_rect.getWidth();
+ break;
+
+ case BOTTOM:
+ new_height = llclamp(orig_rect.getHeight() - delta_y, mMinSize, mMaxSize);
+ delta_y = orig_rect.getHeight() - new_height;
+ scaled_rect.translate(0, delta_y);
+ break;
+ }
+
+ notifyParent(LLSD().with("action", "resize")
+ .with("view_name", mResizingView->getName())
+ .with("new_height", new_height)
+ .with("new_width", new_width));
+
+ scaled_rect.mTop = scaled_rect.mBottom + new_height;
+ scaled_rect.mRight = scaled_rect.mLeft + new_width;
+ mResizingView->setRect(scaled_rect);
+
+ LLView* snap_view = NULL;
+
+ if (mSnappingEnabled)
+ {
+ static LLUICachedControl<S32> snap_margin ("SnapMargin", 0);
+ switch( mSide )
+ {
+ case LEFT:
+ snap_view = mResizingView->findSnapEdge(scaled_rect.mLeft, mouse_dir, SNAP_LEFT, SNAP_PARENT_AND_SIBLINGS, snap_margin);
+ break;
+ case TOP:
+ snap_view = mResizingView->findSnapEdge(scaled_rect.mTop, mouse_dir, SNAP_TOP, SNAP_PARENT_AND_SIBLINGS, snap_margin);
+ break;
+ case RIGHT:
+ snap_view = mResizingView->findSnapEdge(scaled_rect.mRight, mouse_dir, SNAP_RIGHT, SNAP_PARENT_AND_SIBLINGS, snap_margin);
+ break;
+ case BOTTOM:
+ snap_view = mResizingView->findSnapEdge(scaled_rect.mBottom, mouse_dir, SNAP_BOTTOM, SNAP_PARENT_AND_SIBLINGS, snap_margin);
+ break;
+ }
+ }
+
+ // register "snap" behavior with snapped view
+ mResizingView->setSnappedTo(snap_view);
+
+ // restore original rectangle so the appropriate changes are detected
+ mResizingView->setRect(orig_rect);
+ // change view shape as user operation
+ mResizingView->setShape(scaled_rect, true);
+
+ // update last valid mouse cursor position based on resized view's actual size
+ LLRect new_rect = mResizingView->getRect();
+
+ switch(mSide)
+ {
+ case LEFT:
+ {
+ S32 actual_delta_x = new_rect.mLeft - orig_rect.mLeft;
+ if (actual_delta_x != delta_x)
+ {
+ // restore everything by left
+ new_rect.mBottom = orig_rect.mBottom;
+ new_rect.mTop = orig_rect.mTop;
+ new_rect.mRight = orig_rect.mRight;
+ mResizingView->setShape(new_rect, true);
+ }
+ mDragLastScreenX += actual_delta_x;
+
+ break;
+ }
+ case RIGHT:
+ {
+ S32 actual_delta_x = new_rect.mRight - orig_rect.mRight;
+ if (actual_delta_x != delta_x)
+ {
+ // restore everything by left
+ new_rect.mBottom = orig_rect.mBottom;
+ new_rect.mTop = orig_rect.mTop;
+ new_rect.mLeft = orig_rect.mLeft;
+ mResizingView->setShape(new_rect, true);
+ }
+ mDragLastScreenX += new_rect.mRight - orig_rect.mRight;
+ break;
+ }
+ case TOP:
+ {
+ S32 actual_delta_y = new_rect.mTop - orig_rect.mTop;
+ if (actual_delta_y != delta_y)
+ {
+ // restore everything by left
+ new_rect.mBottom = orig_rect.mBottom;
+ new_rect.mLeft = orig_rect.mLeft;
+ new_rect.mRight = orig_rect.mRight;
+ mResizingView->setShape(new_rect, true);
+ }
+ mDragLastScreenY += new_rect.mTop - orig_rect.mTop;
+ break;
+ }
+ case BOTTOM:
+ {
+ S32 actual_delta_y = new_rect.mBottom - orig_rect.mBottom;
+ if (actual_delta_y != delta_y)
+ {
+ // restore everything by left
+ new_rect.mTop = orig_rect.mTop;
+ new_rect.mLeft = orig_rect.mLeft;
+ new_rect.mRight = orig_rect.mRight;
+ mResizingView->setShape(new_rect, true);
+ }
+ mDragLastScreenY += new_rect.mBottom- orig_rect.mBottom;
+ break;
+ }
+ default:
+ break;
+ }
+ }
+
+ handled = true;
+ }
+ else
+ {
+ handled = true;
+ }
+
+ if( handled && canResize() )
+ {
+ switch( mSide )
+ {
+ case LEFT:
+ case RIGHT:
+ getWindow()->setCursor(UI_CURSOR_SIZEWE);
+ break;
+
+ case TOP:
+ case BOTTOM:
+ getWindow()->setCursor(UI_CURSOR_SIZENS);
+ break;
+ }
+ }
+
+ if (mResizeListener)
+ {
+ mResizeListener(NULL);
+ }
+
+ return handled;
+} // end LLResizeBar::handleHover
+
+bool LLResizeBar::handleDoubleClick(S32 x, S32 y, MASK mask)
+{
+ LLRect orig_rect = mResizingView->getRect();
+ LLRect scaled_rect = orig_rect;
+
+ if (mSnappingEnabled && mAllowDoubleClickSnapping)
+ {
+ switch( mSide )
+ {
+ case LEFT:
+ mResizingView->findSnapEdge(scaled_rect.mLeft, LLCoordGL(0, 0), SNAP_LEFT, SNAP_PARENT_AND_SIBLINGS, S32_MAX);
+ scaled_rect.mLeft = scaled_rect.mRight - llclamp(scaled_rect.getWidth(), mMinSize, mMaxSize);
+ break;
+ case TOP:
+ mResizingView->findSnapEdge(scaled_rect.mTop, LLCoordGL(0, 0), SNAP_TOP, SNAP_PARENT_AND_SIBLINGS, S32_MAX);
+ scaled_rect.mTop = scaled_rect.mBottom + llclamp(scaled_rect.getHeight(), mMinSize, mMaxSize);
+ break;
+ case RIGHT:
+ mResizingView->findSnapEdge(scaled_rect.mRight, LLCoordGL(0, 0), SNAP_RIGHT, SNAP_PARENT_AND_SIBLINGS, S32_MAX);
+ scaled_rect.mRight = scaled_rect.mLeft + llclamp(scaled_rect.getWidth(), mMinSize, mMaxSize);
+ break;
+ case BOTTOM:
+ mResizingView->findSnapEdge(scaled_rect.mBottom, LLCoordGL(0, 0), SNAP_BOTTOM, SNAP_PARENT_AND_SIBLINGS, S32_MAX);
+ scaled_rect.mBottom = scaled_rect.mTop - llclamp(scaled_rect.getHeight(), mMinSize, mMaxSize);
+ break;
+ }
+
+ mResizingView->setShape(scaled_rect, true);
+ }
+
+ return true;
+}
+
+void LLResizeBar::setImagePanel(LLPanel * panelp)
+{
+ const LLView::child_list_t * children = getChildList();
+ if (getChildCount() == 2)
+ {
+ LLPanel * image_panelp = dynamic_cast<LLPanel*>(children->back());
+ if (image_panelp)
+ {
+ removeChild(image_panelp);
+ delete image_panelp;
+ }
+ }
+
+ addChild(panelp);
+ sendChildToBack(panelp);
+}
+
+LLPanel * LLResizeBar::getImagePanel() const
+{
+ return getChildCount() > 0 ? (LLPanel *)getChildList()->back() : NULL;
+}
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