Mercurial > hg > svgui

changeset 255:e175ade2d6b0

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* double-click in navigate mode relocates the centre frame (closing #1734854)
author Chris Cannam
date Wed, 13 Jun 2007 09:19:33 +0000
parents a2ae3d93c645
children c492902dba40
files layer/Layer.h layer/NoteLayer.cpp layer/NoteLayer.h layer/TextLayer.cpp layer/TextLayer.h layer/TimeInstantLayer.cpp layer/TimeInstantLayer.h layer/TimeValueLayer.cpp layer/TimeValueLayer.h view/Pane.cpp
diffstat 10 files changed, 47 insertions(+), 20 deletions(-) [+]
line wrap: on
line diff
--- a/layer/Layer.h	Mon Jun 11 12:14:52 2007 +0000
+++ b/layer/Layer.h	Wed Jun 13 09:19:33 2007 +0000
@@ -156,7 +156,12 @@
     virtual void editDrag(View *, QMouseEvent *) { }
     virtual void editEnd(View *, QMouseEvent *) { }
 
-    virtual void editOpen(View *, QMouseEvent *) { } // on double-click
+    /**
+     * Open an editor on the item under the mouse (e.g. on
+     * double-click).  If there is no item or editing is not
+     * supported, return false.
+     */
+    virtual bool editOpen(View *, QMouseEvent *) { return false; }
 
     virtual void moveSelection(Selection, size_t /* newStartFrame */) { }
     virtual void resizeSelection(Selection, Selection /* newSize */) { }
--- a/layer/NoteLayer.cpp	Mon Jun 11 12:14:52 2007 +0000
+++ b/layer/NoteLayer.cpp	Wed Jun 13 09:19:33 2007 +0000
@@ -788,13 +788,13 @@
     m_editing = false;
 }
 
-void
+bool
 NoteLayer::editOpen(View *v, QMouseEvent *e)
 {
-    if (!m_model) return;
+    if (!m_model) return false;
 
     NoteModel::PointList points = getLocalPoints(v, e->x());
-    if (points.empty()) return;
+    if (points.empty()) return false;
 
     NoteModel::Point note = *points.begin();
 
@@ -827,6 +827,7 @@
     }
 
     delete dialog;
+    return true;
 }
 
 void
--- a/layer/NoteLayer.h	Mon Jun 11 12:14:52 2007 +0000
+++ b/layer/NoteLayer.h	Wed Jun 13 09:19:33 2007 +0000
@@ -48,7 +48,7 @@
     virtual void editDrag(View *v, QMouseEvent *);
     virtual void editEnd(View *v, QMouseEvent *);
 
-    virtual void editOpen(View *v, QMouseEvent *);
+    virtual bool editOpen(View *v, QMouseEvent *);
 
     virtual void moveSelection(Selection s, size_t newStartFrame);
     virtual void resizeSelection(Selection s, Selection newSize);
--- a/layer/TextLayer.cpp	Mon Jun 11 12:14:52 2007 +0000
+++ b/layer/TextLayer.cpp	Wed Jun 13 09:19:33 2007 +0000
@@ -587,15 +587,13 @@
     m_editing = false;
 }
 
-void
+bool
 TextLayer::editOpen(View *v, QMouseEvent *e)
 {
-    std::cerr << "TextLayer::editOpen" << std::endl;
-
-    if (!m_model) return;
+    if (!m_model) return false;
 
     TextModel::PointList points = getLocalPoints(v, e->x(), e->y());
-    if (points.empty()) return;
+    if (points.empty()) return false;
 
     QString label = points.begin()->label;
 
@@ -608,6 +606,8 @@
 	    new TextModel::RelabelCommand(m_model, *points.begin(), label);
 	CommandHistory::getInstance()->addCommand(command);
     }
+
+    return true;
 }    
 
 void
--- a/layer/TextLayer.h	Mon Jun 11 12:14:52 2007 +0000
+++ b/layer/TextLayer.h	Wed Jun 13 09:19:33 2007 +0000
@@ -56,7 +56,7 @@
     virtual bool paste(const Clipboard &from, int frameOffset,
                        bool interactive);
 
-    virtual void editOpen(View *, QMouseEvent *); // on double-click
+    virtual bool editOpen(View *, QMouseEvent *); // on double-click
 
     virtual const Model *getModel() const { return m_model; }
     void setModel(TextModel *model);
--- a/layer/TimeInstantLayer.cpp	Mon Jun 11 12:14:52 2007 +0000
+++ b/layer/TimeInstantLayer.cpp	Wed Jun 13 09:19:33 2007 +0000
@@ -591,13 +591,13 @@
     m_editing = false;
 }
 
-void
+bool
 TimeInstantLayer::editOpen(View *v, QMouseEvent *e)
 {
-    if (!m_model) return;
+    if (!m_model) return false;
 
     SparseOneDimensionalModel::PointList points = getLocalPoints(v, e->x());
-    if (points.empty()) return;
+    if (points.empty()) return false;
 
     SparseOneDimensionalModel::Point point = *points.begin();
 
@@ -623,6 +623,7 @@
     }
 
     delete dialog;
+    return true;
 }
 
 void
--- a/layer/TimeInstantLayer.h	Mon Jun 11 12:14:52 2007 +0000
+++ b/layer/TimeInstantLayer.h	Wed Jun 13 09:19:33 2007 +0000
@@ -48,7 +48,7 @@
     virtual void editDrag(View *v, QMouseEvent *);
     virtual void editEnd(View *v, QMouseEvent *);
 
-    virtual void editOpen(View *, QMouseEvent *);
+    virtual bool editOpen(View *, QMouseEvent *);
 
     virtual void moveSelection(Selection s, size_t newStartFrame);
     virtual void resizeSelection(Selection s, Selection newSize);
--- a/layer/TimeValueLayer.cpp	Mon Jun 11 12:14:52 2007 +0000
+++ b/layer/TimeValueLayer.cpp	Wed Jun 13 09:19:33 2007 +0000
@@ -1046,13 +1046,13 @@
     m_editing = false;
 }
 
-void
+bool
 TimeValueLayer::editOpen(View *v, QMouseEvent *e)
 {
-    if (!m_model) return;
+    if (!m_model) return false;
 
     SparseTimeValueModel::PointList points = getLocalPoints(v, e->x());
-    if (points.empty()) return;
+    if (points.empty()) return false;
 
     SparseTimeValueModel::Point point = *points.begin();
 
@@ -1082,6 +1082,7 @@
     }
 
     delete dialog;
+    return true;
 }
 
 void
--- a/layer/TimeValueLayer.h	Mon Jun 11 12:14:52 2007 +0000
+++ b/layer/TimeValueLayer.h	Wed Jun 13 09:19:33 2007 +0000
@@ -51,7 +51,7 @@
     virtual void editDrag(View *v, QMouseEvent *);
     virtual void editEnd(View *v, QMouseEvent *);
 
-    virtual void editOpen(View *v, QMouseEvent *);
+    virtual bool editOpen(View *v, QMouseEvent *);
 
     virtual void moveSelection(Selection s, size_t newStartFrame);
     virtual void resizeSelection(Selection s, Selection newSize);
--- a/view/Pane.cpp	Mon Jun 11 12:14:52 2007 +0000
+++ b/view/Pane.cpp	Wed Jun 13 09:19:33 2007 +0000
@@ -1401,14 +1401,33 @@
     ViewManager::ToolMode mode = ViewManager::NavigateMode;
     if (m_manager) mode = m_manager->getToolMode();
 
+    bool relocate = (mode == ViewManager::NavigateMode ||
+                     (e->buttons() & Qt::MidButton));
+
     if (mode == ViewManager::NavigateMode ||
         mode == ViewManager::EditMode) {
 
 	Layer *layer = getSelectedLayer();
 	if (layer && layer->isLayerEditable()) {
-	    layer->editOpen(this, e);
+	    if (layer->editOpen(this, e)) relocate = false;
 	}
     }
+
+    if (relocate) {
+
+        long f = getFrameForX(e->x());
+
+        setCentreFrame(f);
+
+        m_dragCentreFrame = f;
+        m_dragStartMinValue = 0;
+        m_dragMode = UnresolvedDrag;
+
+        float vmin, vmax, dmin, dmax;
+        if (getTopLayerDisplayExtents(vmin, vmax, dmin, dmax)) {
+            m_dragStartMinValue = dmin;
+        }
+    }
 }
 
 void