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[BUG_FIXED] Fix tab control draw bug again (With a slightly different approach this time).

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git-svn-id: svn://svn.tuxfamily.org/svnroot/notepadplus/repository@351 f5eea248-9336-0410-98b8-ebc06183d4e3
This commit is contained in:
harrybharry 2008-11-02 12:18:11 +00:00
parent ea516df61a
commit 5d11a87060
2 changed files with 25 additions and 4 deletions
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24
PowerEditor/src/WinControls/TabBar/TabBar.cpp
View File

@ -102,6 +102,30 @@ void TabBar::getCurrentTitle(TCHAR *title, int titleLen)
::SendMessage(_hSelf, TCM_GETITEM, getCurrentTabIndex(), reinterpret_cast<LPARAM>(&tci)); ::SendMessage(_hSelf, TCM_GETITEM, getCurrentTabIndex(), reinterpret_cast<LPARAM>(&tci));
} }
void TabBar::deletItemAt(int index) {
if ((index == _nbItem-1)) {
//prevent invisible tabs. If last visible tab is removed, other tabs are put in view but not redrawn
//Therefore, scroll one tab to the left if only one tab visible
if (_nbItem > 1) {
RECT itemRect;
::SendMessage(_hSelf, TCM_GETITEMRECT, (WPARAM)index, (LPARAM)&itemRect);
if (itemRect.left < 5) { //if last visible tab, scroll left once (no more than 5px away should be safe, usually 2px depending on the drawing)
//To scroll the tab control to the left, use the WM_HSCROLL notification
//Doesn't really seem to be documented anywhere, but the values do match the message parameters
//The up/down control really is just some sort of scrollbar
//There seems to be no negative effect on any internal state of the tab control or the up/down control
int wParam = MAKEWPARAM(SB_THUMBPOSITION, index - 1);
::SendMessage(_hSelf, WM_HSCROLL, wParam, 0);
wParam = MAKEWPARAM(SB_ENDSCROLL, index - 1);
::SendMessage(_hSelf, WM_HSCROLL, wParam, 0);
}
}
}
::SendMessage(_hSelf, TCM_DELETEITEM, index, 0);
_nbItem--;
};
void TabBar::reSizeTo(RECT & rc2Ajust) void TabBar::reSizeTo(RECT & rc2Ajust)
{ {
RECT RowRect; RECT RowRect;

5
PowerEditor/src/WinControls/TabBar/TabBar.h
View File

@ -93,10 +93,7 @@ public:
int getCurrentTabIndex() const { int getCurrentTabIndex() const {
return ::SendMessage(_hSelf, TCM_GETCURSEL, 0, 0); return ::SendMessage(_hSelf, TCM_GETCURSEL, 0, 0);
}; };
void deletItemAt(int index) { void deletItemAt(int index);
::SendMessage(_hSelf, TCM_DELETEITEM, index, 0);
_nbItem--;
};
void deletAllItem() { void deletAllItem() {
::SendMessage(_hSelf, TCM_DELETEALLITEMS, 0, 0); ::SendMessage(_hSelf, TCM_DELETEALLITEMS, 0, 0);