diff options
Diffstat (limited to 'wx+/grid.h')
| -rw-r--r-- | wx+/grid.h | 87 |
1 files changed, 24 insertions, 63 deletions
@@ -20,7 +20,7 @@ namespace zen { typedef enum { DUMMY_COLUMN_TYPE = static_cast<unsigned int>(-1) } ColumnType; -//----- Events ----------------------------------------------------------------------------------------------- +//----- events ------------------------------------------------------------------------ extern const wxEventType EVENT_GRID_COL_LABEL_MOUSE_LEFT; //generates: GridClickEvent extern const wxEventType EVENT_GRID_COL_LABEL_MOUSE_RIGHT; // extern const wxEventType EVENT_GRID_COL_RESIZE; //generates: GridColumnResizeEvent @@ -33,17 +33,14 @@ extern const wxEventType EVENT_GRID_MOUSE_RIGHT_UP; // extern const wxEventType EVENT_GRID_SELECT_RANGE; //generates: GridRangeSelectEvent //NOTE: neither first nor second row need to match EVENT_GRID_MOUSE_LEFT_DOWN/EVENT_GRID_MOUSE_LEFT_UP: user holding SHIFT; moving out of window... -//=> range always specifies *valid* rows //example: wnd.Connect(EVENT_GRID_COL_LABEL_LEFT_CLICK, GridClickEventHandler(MyDlg::OnLeftClick), nullptr, this); - struct GridClickEvent : public wxMouseEvent { - GridClickEvent(wxEventType et, const wxMouseEvent& me, int row, ColumnType colType, size_t compPos) : wxMouseEvent(me), row_(row), colType_(colType), compPos_(compPos) { SetEventType(et); } + GridClickEvent(wxEventType et, const wxMouseEvent& me, ptrdiff_t row, ColumnType colType, size_t compPos) : wxMouseEvent(me), row_(row), colType_(colType), compPos_(compPos) { SetEventType(et); } virtual wxEvent* Clone() const { return new GridClickEvent(*this); } - - const int row_; + const ptrdiff_t row_; //-1 for invalid position, >= rowCount if out of range const ColumnType colType_; const size_t compPos_; }; @@ -60,11 +57,11 @@ struct GridColumnResizeEvent : public wxCommandEvent struct GridRangeSelectEvent : public wxCommandEvent { - GridRangeSelectEvent(int rowFrom, int rowTo, size_t compPos, bool positive) : wxCommandEvent(EVENT_GRID_SELECT_RANGE), rowFrom_(rowFrom), rowTo_(rowTo), compPos_(compPos), positive_(positive) {} + GridRangeSelectEvent(size_t rowFirst, size_t rowLast, size_t compPos, bool positive) : wxCommandEvent(EVENT_GRID_SELECT_RANGE), rowFirst_(rowFirst), rowLast_(rowLast), compPos_(compPos), positive_(positive) { assert(rowFirst <= rowLast); } virtual wxEvent* Clone() const { return new GridRangeSelectEvent(*this); } - const int rowFrom_; - const int rowTo_; + const size_t rowFirst_; //selected range: [rowFirst_, rowLast_) + const size_t rowLast_; //range is empty when clearing selection const size_t compPos_; const bool positive_; }; @@ -168,7 +165,7 @@ public: void showScrollBars(ScrollBarStatus horizontal, ScrollBarStatus vertical); std::vector<size_t> getSelectedRows(size_t compPos = 0) const; - void clearSelection(size_t compPos = 0); + void clearSelection(bool emitSelectRangeEvent = true, size_t compPos = 0); //turn off range selection event when calling this function in an event handler to avoid recursion! void scrollDelta(int deltaX, int deltaY); //in scroll units @@ -176,8 +173,9 @@ public: wxWindow& getRowLabelWin(); wxWindow& getColLabelWin(); wxWindow& getMainWin (); + const wxWindow& getMainWin() const; - ptrdiff_t getRowAtPos(int posY) const; //returns < 0 if column not found; absolute coordinates! + ptrdiff_t getRowAtPos(int posY) const; //return -1 for invalid position, >= rowCount if out of range; absolute coordinates! Opt<std::pair<ColumnType, size_t>> getColumnAtPos(int posX) const; //returns (column type, component pos) wxRect getCellArea(size_t row, ColumnType colType, size_t compPos = 0) const; //returns empty rect if column not found; absolute coordinates! @@ -185,7 +183,7 @@ public: void enableColumnMove (bool value, size_t compPos = 0) { if (compPos < comp.size()) comp[compPos].allowColumnMove = value; } void enableColumnResize(bool value, size_t compPos = 0) { if (compPos < comp.size()) comp[compPos].allowColumnResize = value; } - void setGridCursor(size_t row, size_t compPos = 0); //set + show + select cursor + void setGridCursor(size_t row, size_t compPos = 0); //set + show + select cursor (+ emit range selection event) std::pair<size_t, size_t> getGridCursor() const; //(row, component pos) void scrollTo(size_t row); @@ -193,6 +191,7 @@ public: virtual void Refresh(bool eraseBackground = true, const wxRect* rect = nullptr); virtual bool Enable( bool enable = true) { Refresh(); return wxScrolledWindow::Enable(enable); } void autoSizeColumns(size_t compPos = 0); + //############################################################################################################ private: void onPaintEvent(wxPaintEvent& event); @@ -235,15 +234,16 @@ private: bool isSelected(size_t row) const { return row < rowSelectionValue.size() ? rowSelectionValue[row] != 0 : false; } - void selectRange(ptrdiff_t rowFrom, ptrdiff_t rowTo, bool positive = true) //select [rowFrom, rowTo], very tolerant: trims and swaps if required! + void selectRange(size_t rowFirst, size_t rowLast, bool positive = true) //select [rowFirst, rowLast), trims if required! { - auto rowFirst = std::min(rowFrom, rowTo); - auto rowLast = std::max(rowFrom, rowTo) + 1; - - numeric::confine<ptrdiff_t>(rowFirst, 0, rowSelectionValue.size()); - numeric::confine<ptrdiff_t>(rowLast, 0, rowSelectionValue.size()); - - std::fill(rowSelectionValue.begin() + rowFirst, rowSelectionValue.begin() + rowLast, positive); + if (rowFirst <= rowLast) + { + numeric::confine<size_t>(rowFirst, 0, rowSelectionValue.size()); + numeric::confine<size_t>(rowLast, 0, rowSelectionValue.size()); + + std::fill(rowSelectionValue.begin() + rowFirst, rowSelectionValue.begin() + rowLast, positive); + } + else assert(false); } private: @@ -294,50 +294,11 @@ private: void setColWidthAndNotify(ptrdiff_t width, size_t col, size_t compPos, bool notifyAsync = false); - //ptrdiff_t getNormalizedColOffset(ptrdiff_t offset, ptrdiff_t stretchedWidth) const; //normalize so that "stretchedWidth + offset" gives reasonable width! - - //Opt<ptrdiff_t> getColOffsetNorm(size_t col, size_t compPos) const //returns *normalized* offset! - // { - // if (compPos < comp.size() && col < comp[compPos].visibleCols.size()) - // { - // const VisibleColumn& vc = comp[compPos].visibleCols[col]; - // return getNormalizedColOffset(vc.offset_, getColStretchedWidth(vc.stretch_)); - // } - // return NoValue(); - // } - - //Opt<VisibleColumn> getColAttrib(size_t col, size_t compPos) const - //{ - // if (compPos < comp.size() && col < comp[compPos].visibleCols.size()) - // return comp[compPos].visibleCols[col]; - // return NoValue(); - //} - - //Opt<ptrdiff_t> getColStretchedWidth(size_t col, size_t compPos) const - // { - // if (compPos < comp.size() && col < comp[compPos].visibleCols.size()) - // { - // const VisibleColumn& vc = comp[compPos].visibleCols[col]; - // return getColStretchedWidth(vc.stretch_); - // } - // return NoValue(); - // } - - - //void setColOffset(size_t col, size_t compPos, ptrdiff_t offset) - // { - // if (compPos < comp.size() && col < comp[compPos].visibleCols.size()) - // { - // VisibleColumn& vc = comp[compPos].visibleCols[col]; - // vc.offset_ = offset; - // } - // } - wxRect getColumnLabelArea(ColumnType colType, size_t compPos) const; //returns empty rect if column not found - void selectRange(ptrdiff_t rowFrom, ptrdiff_t rowTo, size_t compPos, bool positive = true); //select range + notify event! + void selectRangeAndNotify(ptrdiff_t rowFrom, ptrdiff_t rowTo, size_t compPos, bool positive = true); //select inclusive range [rowFrom, rowTo] + notify event! - void clearSelectionAll(); //clear selection + notify event + void clearSelectionAllAndNotify(); //clear selection + notify event bool isSelected(size_t row, size_t compPos) const { return compPos < comp.size() ? comp[compPos].selection.isSelected(row) : false; } @@ -359,9 +320,9 @@ private: /* Visual layout: ------------------------------------------------ - |CornerWin | RowLabelWin: | + |CornerWin | ColLabelWin: | |-------------------------- Comp1 | Comp2 ... | row label and main window are vertically tiled into one or more "components" - |ColLabelWin | MainWin: | + |RowLabelWin | MainWin: | ------------------------------------------------ */ CornerWin* cornerWin_; |