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refs #674, code for hover/drop indicator

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* item delegate for callback to view for hover
* proxy style for draw drop indicator as primitive
* added functions to view base for hover / callbacks
* highlight hover row in model
This commit is contained in:
Klaus Basan
2016-06-17 16:16:42 +02:00
parent ce7362a9d9
commit 32d6d68c83
8 changed files with 240 additions and 7 deletions
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18
src/blackgui/views/viewbase.h
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@@ -56,14 +56,13 @@ namespace BlackGui
class CDockWidgetInfoArea;
class CLoadIndicator;
namespace Menus { class IMenuDelegate; }
namespace Filters
{
class CFilterDialog;
class CFilterWidget;
}
namespace Menus { class IMenuDelegate; }
namespace Views
{
//! Non templated base class, allows Q_OBJECT and signals / slots to be used
@@ -76,6 +75,9 @@ namespace BlackGui
//! Load indicator property allows using in stylesheet
Q_PROPERTY(bool isShowingLoadIndicator READ isShowingLoadIndicator NOTIFY loadIndicatorVisibilityChanged)
friend class CViewBaseItemDelegate;
friend class CViewBaseProxyStyle;
public:
//! Resize mode, when to resize rows / columns
//! \remarks Using own resizing (other than QHeaderView::ResizeMode)
@@ -117,7 +119,7 @@ namespace BlackGui
MenuDefaultDbViews = MenuToggleSelectionMode | MenuBackend,
// special menus, should be in derived classes, but enums cannot be inherited
// maybe shifted in the future to elsewhere
MenuHighlightDbData = 1 << 10, //!< highlight DB data
MenuHighlightDbData = 1 << 10, //!< highlight DB data
MenuHighlightStashed = 1 << 11, //!< highlight stashed models
MenuCanStashModels = 1 << 12, //!< stash models
MenuStashing = MenuHighlightStashed | MenuCanStashModels,
@@ -324,6 +326,7 @@ namespace BlackGui
virtual void dragEnterEvent(QDragEnterEvent *event) override;
virtual void dragMoveEvent(QDragMoveEvent *event) override;
virtual void dragLeaveEvent(QDragLeaveEvent *event) override;
virtual void dropEvent(QDropEvent *event) override;
//! @}
//! Perform resizing (no presizing) / non slot method for template
@@ -360,6 +363,12 @@ namespace BlackGui
//! Set the sort indicator to the current sort column
virtual void updateSortIndicator() = 0;
//! From delegate indicating we are in mouse over state
virtual void mouseOverCallback(const QModelIndex &index, bool mouseOver) = 0;
//! Draw drop indicator
virtual void drawDropIndicator(bool indicator) = 0;
QString m_saveFileName; //!< save file name (JSON)
ResizeMode m_resizeMode = PresizeSubset; //!< mode
RowsResizeMode m_rowResizeMode = Interactive; //!< row resize mode for row height
@@ -375,6 +384,7 @@ namespace BlackGui
bool m_acceptDoubleClickSelection = false; //!< double clicked
bool m_displayAutomatically = true; //!< display directly when loaded
bool m_enableDeleteSelectedRows = false; //!< selected rows can be deleted
bool m_dropIndicator = false; //!< draw indicator
QWidget *m_filterWidget = nullptr; //!< filter widget or dialog
Menu m_menus = MenuDefault; //!< Default menu settings
BlackGui::Menus::IMenuDelegate *m_menu = nullptr; //!< custom menu if any
@@ -597,6 +607,8 @@ namespace BlackGui
virtual void performModeBasedResizeToContent() override;
virtual int performUpdateContainer(const BlackMisc::CVariant &variant, bool sort, bool resize) override;
virtual void updateSortIndicator() override;
virtual void mouseOverCallback(const QModelIndex &index, bool mouseOver) override;
virtual void drawDropIndicator(bool indicator) override;
//! @}
//! Modify JSON data loaded in BlackGui::Views::CViewBaseNonTemplate::ps_loadJson