Files
foobar2000-sdk/foobar2000/ATLHelpers/inplace_edit.h

133 lines
4.4 KiB
C++

#pragma once
#include "../helpers/listview_helper.h"
namespace InPlaceEdit {
enum {
KEditAborted = 0,
KEditTab,
KEditShiftTab,
KEditEnter,
KEditLostFocus,
KEditMaskReason = 0xFF,
KEditFlagContentChanged = 0x100,
KFlagReadOnly = 1 << 0,
KFlagMultiLine = 1 << 1,
KFlagAlignCenter = 1 << 2,
KFlagAlignRight = 1 << 3,
};
HWND Start(HWND p_parentwnd,const RECT & p_rect,bool p_multiline,pfc::rcptr_t<pfc::string_base> p_content,completion_notify_ptr p_notify);
HWND StartEx(HWND p_parentwnd,const RECT & p_rect,unsigned p_flags,pfc::rcptr_t<pfc::string_base> p_content,completion_notify_ptr p_notify, IUnknown * ACData = NULL, DWORD ACOpts = 0);
void Start_FromListView(HWND p_listview,unsigned p_item,unsigned p_subitem,unsigned p_linecount,pfc::rcptr_t<pfc::string_base> p_content,completion_notify_ptr p_notify);
void Start_FromListViewEx(HWND p_listview,unsigned p_item,unsigned p_subitem,unsigned p_linecount,unsigned p_flags,pfc::rcptr_t<pfc::string_base> p_content,completion_notify_ptr p_notify);
bool TableEditAdvance(unsigned & p_item,unsigned & p_column, unsigned p_item_count,unsigned p_column_count, unsigned p_whathappened);
bool TableEditAdvance_ListView(HWND p_listview,unsigned p_column_base,unsigned & p_item,unsigned & p_column, unsigned p_item_count,unsigned p_column_count, unsigned p_whathappened);
class CTableEditHelper {
public:
void TableEdit_Start(HWND p_listview,unsigned p_item,unsigned p_column,unsigned p_itemcount,unsigned p_columncount,unsigned p_basecolumn,unsigned p_flags = 0) {
if (m_notify.is_valid() || p_columncount == 0 || p_itemcount == 0 || p_item >= p_itemcount || p_column >= p_columncount) return;
m_listview = p_listview;
m_item = p_item;
m_column = p_column;
m_itemcount = p_itemcount;
m_columncount = p_columncount;
m_basecolumn = p_basecolumn;
m_flags = p_flags;
__Start();
}
void TableEdit_Abort(bool p_forwardcontent) {
if (m_notify.is_valid()) {
m_notify->orphan();
m_notify.release();
if (p_forwardcontent && (m_flags & KFlagReadOnly) == 0) {
if (m_content.is_valid()) {
pfc::string8 temp(*m_content);
m_content.release();
TableEdit_SetItemText(m_item,m_column,temp);
}
} else {
m_content.release();
}
SetFocus(NULL);
TableEdit_Finished();
}
}
bool TableEdit_IsActive() const {
return m_notify.is_valid();
}
virtual bool TableEdit_GetItemText(unsigned p_item,unsigned p_column,pfc::string_base & p_out,unsigned & p_linecount) {
listview_helper::get_item_text(m_listview,p_item,p_column + m_basecolumn,p_out);
p_linecount = pfc::is_multiline(p_out) ? 5 : 1;
return true;
}
virtual void TableEdit_SetItemText(unsigned p_item,unsigned p_column,const char * p_text) {
listview_helper::set_item_text(m_listview,p_item,p_column + m_basecolumn,p_text);
}
virtual void TableEdit_Finished() {}
void on_task_completion(unsigned p_taskid,unsigned p_state) {
if (p_taskid == KTaskID) {
m_notify.release();
if (m_content.is_valid()) {
if (p_state & InPlaceEdit::KEditFlagContentChanged) {
TableEdit_SetItemText(m_item,m_column,*m_content);
}
m_content.release();
}
/*if (InPlaceEdit::TableEditAdvance(m_item,m_column,m_itemcount,m_columncount,p_state))*/
if (TableEdit_OnEditCompleted(m_item,m_column,p_state) &&
InPlaceEdit::TableEditAdvance_ListView(m_listview,m_basecolumn,m_item,m_column,m_itemcount,m_columncount,p_state)) {
__Start();
} else {
TableEdit_Finished();
}
}
}
~CTableEditHelper() {
if (m_notify.is_valid()) {
m_notify->orphan();
m_notify.release();
}
}
protected:
HWND TableEdit_GetListView() const {return m_listview;}
//return false to abort
virtual bool TableEdit_OnEditCompleted(unsigned item,unsigned column,unsigned state) {return true;}
private:
void __Start() {
listview_helper::select_single_item(m_listview,m_item);
m_content.new_t();
unsigned linecount = 1;
if (!TableEdit_GetItemText(m_item,m_column,*m_content,linecount)) return;
m_notify = completion_notify_create(this,KTaskID);
InPlaceEdit::Start_FromListViewEx(m_listview,m_item,m_column+m_basecolumn,linecount,m_flags,m_content,m_notify);
}
enum {
KTaskID = 0xc0ffee
};
HWND m_listview;
unsigned m_item,m_column;
unsigned m_itemcount,m_columncount,m_basecolumn;
unsigned m_flags;
pfc::rcptr_t<pfc::string8> m_content;
service_ptr_t<completion_notify_orphanable> m_notify;
};
}