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don't use the hack with adding hidden columns to the native control because it doesn't play well with resizing; maintain the mapping between wx and MSW column indices internally even if this is much more work

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@57341 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2008-12-14 22:06:58 +00:00
parent f665539195
commit 040b9528d1
2 changed files with 210 additions and 31 deletions
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44
include/wx/msw/headerctrl.h
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@@ -71,9 +71,26 @@ private:
// common part of all ctors
void Init();
// wrapper around Header_InsertItem(): insert the item by using information
// from GetColumn(idx) and at the given display position if order != -1
void DoInsertItem(unsigned int idx, int order);
// wrapper around Header_InsertItem(): insert the item using information
// from the given column at the given index
void DoInsertItem(const wxHeaderColumn& col, unsigned int idx);
// get the number of currently visible items: this is also the total number
// of items contained in the native control
int GetShownColumnsCount() const;
// due to the discrepancy for the hidden columns which we know about but
// the native control does not, there can be a difference between the
// column indices we use and the ones used by the native control; these
// functions translate between them
//
// notice that MSWToNativeIdx() shouldn't be called for hidden columns and
// MSWFromNativeIdx() always returns an index of a visible column
int MSWToNativeIdx(int idx);
int MSWFromNativeIdx(int item);
// this is the same as above but for order, not index
int MSWFromNativeOrder(int order);
// get the event type corresponding to a click or double click event
// (depending on dblclk value) with the specified (using MSW convention)
@@ -81,6 +98,27 @@ private:
wxEventType GetClickEventType(bool dblclk, int button);
// the number of columns in the control, including the hidden ones (not
// taken into account by the native control, see comment in DoGetCount())
unsigned int m_numColumns;
// this is a lookup table allowing us to check whether the column with the
// given index is currently shown in the native control, in which case the
// value of this array element with this index is 0, or hidden
//
// notice that this may be different from GetColumn(idx).IsHidden() and in
// fact we need this array precisely because it will be different from it
// in DoUpdate() when the column hidden flag gets toggled and we need it to
// handle this transition correctly
wxArrayInt m_isHidden;
// the order of our columns: this array contains the index of the column
// shown at the position n as the n-th element
//
// this is necessary only to handle the hidden columns: the native control
// doesn't know about them and so we can't use Header_GetOrderArray()
wxArrayInt m_colIndices;
// the image list: initially NULL, created on demand
wxImageList *m_imageList;