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コンボボックスのサブクラス化に関連するクラッシュバグの修正 #1481

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merged 2 commits into from
Dec 12, 2020
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コンボボックスのサブクラス化に関連するクラッシュバグの修正 #1481

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df44223
CBS_DROPDOWNLISTであるコンボボックスをサブクラス化しないようにする
kengoide Dec 9, 2020
e726726
レビュー指摘に対応: assertを除去
kengoide Dec 11, 2020
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レビュー指摘に対応: assertを除去
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@kengoide
kengoide committed Dec 11, 2020
commit e7267261ee058e7146077e0b0cb883f179a80dbc
6 changes: 2 additions & 4 deletions sakura_core/dlg/CDialog.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -808,12 +808,10 @@ LRESULT CALLBACK SubEditProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam,

void CDialog::SetComboBoxDeleter(HWND hwndCtl, CRecent* pRecent)
{
assert(pRecent);
assert((::GetWindowLongPtr(hwndCtl, GWL_STYLE) & 0b11) != CBS_DROPDOWNLIST);

if (!pRecent || (::GetWindowLongPtr(hwndCtl, GWL_STYLE) & 0b11) == CBS_DROPDOWNLIST)
return;
COMBOBOXINFO info = { sizeof(COMBOBOXINFO) };
if (!::GetComboBoxInfo(hwndCtl, &info))
return;
assert(info.hwndCombo != info.hwndItem);
::SetWindowSubclass(info.hwndItem, SubEditProc, 0, (DWORD_PTR)pRecent);
}
5 changes: 5 additions & 0 deletions sakura_core/dlg/CDialog.h
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Expand Up @@ -115,6 +115,11 @@ class CDialog

void ResizeItem( HWND hTarget, const POINT& ptDlgDefalut, const POINT& ptDlgNew, const RECT& rcItemDefault, EAnchorStyle anchor, bool bUpdate = true);
void GetItemClientRect( int wID, RECT& rc );

//! @brief コンボボックスに履歴削除・単語削除の機能を追加する
//!
//! @param hwndCtl コンボボックスのハンドル。CBS_DROPDOWNLISTスタイルのコンボボックスには対応していません。
//! @param pRecent 紐づけるCRecentへのポインタ。nullptrは指定できません。
static void SetComboBoxDeleter( HWND hwndCtl, CRecent* pRecent );
public:

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