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authorPetr Mrázek <peterix@gmail.com>2014-07-12 21:13:23 +0200
committerPetr Mrázek <peterix@gmail.com>2014-07-12 21:13:23 +0200
commitcc6968e9a3059451c4c1a5296ea5da7457ca831f (patch)
tree59ee62072326ab2573f1c5e0af9e79845e585f5e /gui/groupview/VisualGroup.h
parentd570037331f68f77eb010e65fa41129074123318 (diff)
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Group view gets keyboard navigation back.
And a bunch of fixes.
Diffstat (limited to 'gui/groupview/VisualGroup.h')
-rw-r--r--gui/groupview/VisualGroup.h91
1 files changed, 91 insertions, 0 deletions
diff --git a/gui/groupview/VisualGroup.h b/gui/groupview/VisualGroup.h
new file mode 100644
index 00000000..d8d1f145
--- /dev/null
+++ b/gui/groupview/VisualGroup.h
@@ -0,0 +1,91 @@
+#pragma once
+
+#include <QString>
+#include <QRect>
+#include <QVector>
+#include <QStyleOption>
+
+class GroupView;
+class QPainter;
+class QModelIndex;
+
+struct VisualRow
+{
+ QList<QModelIndex> items;
+ int height = 0;
+ int top = 0;
+ inline int size() const
+ {
+ return items.size();
+ }
+ inline QModelIndex &operator[](int i)
+ {
+ return items[i];
+ }
+};
+
+struct VisualGroup
+{
+/* constructors */
+ VisualGroup(const QString &text, GroupView *view);
+ VisualGroup(const VisualGroup *other);
+
+/* data */
+ GroupView *view = nullptr;
+ QString text;
+ bool collapsed = false;
+ QVector<VisualRow> rows;
+ int firstItemIndex = 0;
+ int m_verticalPosition = 0;
+
+/* logic */
+ /// update the internal list of items and flow them into the rows.
+ void update();
+
+ /// draw the header at y-position.
+ void drawHeader(QPainter *painter, const QStyleOptionViewItem &option);
+
+ /// height of the group, in total. includes a small bit of padding.
+ int totalHeight() const;
+
+ /// height of the group header, in pixels
+ int headerHeight() const;
+
+ /// height of the group content, in pixels
+ int contentHeight() const;
+
+ /// the number of visual rows this group has
+ int numRows() const;
+
+ /// actually calculate the above value
+ int calculateNumRows() const;
+
+ /// the height at which this group starts, in pixels
+ int verticalPosition() const;
+
+ /// relative geometry - top of the row of the given item
+ int rowTopOf(const QModelIndex &index) const;
+
+ /// height of the row of the given item
+ int rowHeightOf(const QModelIndex &index) const;
+
+ /// x/y position of the given item inside the group (in items!)
+ QPair<int, int> positionOf(const QModelIndex &index) const;
+
+ enum HitResult
+ {
+ NoHit = 0x0,
+ TextHit = 0x1,
+ CheckboxHit = 0x2,
+ HeaderHit = 0x4,
+ BodyHit = 0x8
+ };
+ Q_DECLARE_FLAGS(HitResults, HitResult)
+
+ /// shoot! BANG! what did we hit?
+ HitResults hitScan (const QPoint &pos) const;
+
+ QList<QModelIndex> items() const;
+};
+
+Q_DECLARE_OPERATORS_FOR_FLAGS(VisualGroup::HitResults)