mirror of
https://github.com/libretro/ppsspp.git
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307 lines
7.3 KiB
C++
307 lines
7.3 KiB
C++
#include "TabControl.h"
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#include "DialogManager.h"
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#include "Windows/MainWindow.h"
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#include <windowsx.h>
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#include <commctrl.h>
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const DWORD tabControlStyleMask = ~(WS_POPUP | WS_TILEDWINDOW);
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TabControl::TabControl(HWND handle, bool noDisplayArea)
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: hwnd(handle), showTabTitles(true), currentTab(0), ignoreBottomMargin(false), noDisplayArea_(noDisplayArea)
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{
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SetWindowLongPtr(hwnd,GWLP_USERDATA,(LONG_PTR)this);
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oldProc = (WNDPROC) SetWindowLongPtr(hwnd,GWLP_WNDPROC,(LONG_PTR)wndProc);
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hasButtons = (GetWindowLong(handle,GWL_STYLE) & TCS_BUTTONS) != 0;
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}
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HWND TabControl::AddTabWindow(wchar_t* className, wchar_t* title, DWORD style)
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{
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TabInfo info;
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info.hasBorder = (style & WS_BORDER) != 0;
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style = (style |WS_CHILD) & tabControlStyleMask;
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if (showTabTitles)
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AppendPageToControl(title);
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int index = (int)tabs.size();
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RECT tabRect;
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GetWindowRect(hwnd,&tabRect);
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MapWindowPoints(HWND_DESKTOP,GetParent(hwnd),(LPPOINT)&tabRect,2);
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TabCtrl_AdjustRect(hwnd, FALSE, &tabRect);
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HWND tabHandle = CreateWindowEx(0,className,title,style,
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tabRect.left,tabRect.top,tabRect.right-tabRect.left,tabRect.bottom-tabRect.top,
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GetParent(hwnd),0,MainWindow::GetHInstance(),0);
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info.hasClientEdge = (GetWindowLong(tabHandle,GWL_EXSTYLE) & WS_EX_CLIENTEDGE) != 0;
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if (hasButtons == false)
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{
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SetWindowLong(tabHandle, GWL_STYLE, GetWindowLong(tabHandle,GWL_STYLE) & (~WS_BORDER));
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SetWindowLong(tabHandle, GWL_EXSTYLE, GetWindowLong(tabHandle,GWL_EXSTYLE) & (~WS_EX_CLIENTEDGE));
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}
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info.lastFocus = tabHandle;
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info.pageHandle = tabHandle;
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wcscpy_s(info.title,title);
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tabs.push_back(info);
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ShowTab(index);
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return tabHandle;
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}
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void TabControl::AddTabDialog(Dialog* dialog, wchar_t* title)
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{
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HWND handle = dialog->GetDlgHandle();
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AddTab(handle,title);
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}
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void TabControl::AddTab(HWND handle, wchar_t* title)
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{
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if (showTabTitles)
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AppendPageToControl(title);
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int index = (int)tabs.size();
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TabInfo info = {0};
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if (!noDisplayArea_)
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{
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RECT tabRect;
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GetWindowRect(hwnd,&tabRect);
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MapWindowPoints(HWND_DESKTOP,GetParent(hwnd),(LPPOINT)&tabRect,2);
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TabCtrl_AdjustRect(hwnd, FALSE, &tabRect);
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SetParent(handle,GetParent(hwnd));
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DWORD style = (GetWindowLong(handle,GWL_STYLE) | WS_CHILD);
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info.hasBorder = (style & WS_BORDER) != 0;
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info.hasClientEdge = (GetWindowLong(handle,GWL_EXSTYLE) & WS_EX_CLIENTEDGE) != 0;
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if (hasButtons == false)
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{
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style &= (~WS_BORDER);
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SetWindowLong(handle, GWL_EXSTYLE, GetWindowLong(handle,GWL_EXSTYLE) & (~WS_EX_CLIENTEDGE));
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}
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SetWindowLong(handle, GWL_STYLE, style & tabControlStyleMask);
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MoveWindow(handle,tabRect.left,tabRect.top,tabRect.right-tabRect.left,tabRect.bottom-tabRect.top,TRUE);
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}
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info.lastFocus = handle;
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info.pageHandle = handle;
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wcscpy_s(info.title,title);
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tabs.push_back(info);
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ShowTab(index);
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}
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int TabControl::AppendPageToControl(wchar_t* title)
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{
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TCITEM tcItem;
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ZeroMemory (&tcItem,sizeof (tcItem));
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tcItem.mask = TCIF_TEXT;
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tcItem.dwState = 0;
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tcItem.pszText = title;
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tcItem.cchTextMax = (int)wcslen(tcItem.pszText)+1;
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tcItem.iImage = 0;
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int index = TabCtrl_GetItemCount(hwnd);
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int result = TabCtrl_InsertItem(hwnd,index,&tcItem);
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return index;
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}
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bool OffspringHasFocus(HWND handle)
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{
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HWND offspring = GetFocus();
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HWND start = offspring;
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while (offspring != NULL)
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{
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if (offspring == handle) return true;
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offspring = GetParent(offspring);
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// no idea if this can potentially go in circles, make sure to stop just in case
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if (offspring == start) break;
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}
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return false;
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}
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void TabControl::ShowTab(int index, bool setControlIndex)
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{
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bool oldFocus = OffspringHasFocus(CurrentTabHandle());
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if (oldFocus)
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tabs[CurrentTabIndex()].lastFocus = GetFocus();
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currentTab = index;
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for (size_t i = 0; i < tabs.size(); i++)
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{
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if (oldFocus && i == index)
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SetFocus(tabs[i].lastFocus);
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if (!noDisplayArea_)
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ShowWindow(tabs[i].pageHandle,i == index ? SW_NORMAL : SW_HIDE);
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}
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if (setControlIndex && showTabTitles)
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TabCtrl_SetCurSel(hwnd,index);
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}
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void TabControl::ShowTab(HWND pageHandle)
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{
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bool oldFocus = OffspringHasFocus(CurrentTabHandle());
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if (oldFocus)
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tabs[CurrentTabIndex()].lastFocus = GetFocus();
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for (size_t i = 0; i < tabs.size(); i++)
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{
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if (tabs[i].pageHandle == pageHandle)
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{
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currentTab = (int)i;
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if (showTabTitles)
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TabCtrl_SetCurSel(hwnd,i);
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if (oldFocus)
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SetFocus(tabs[i].lastFocus);
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}
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if (!noDisplayArea_)
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ShowWindow(tabs[i].pageHandle,tabs[i].pageHandle == pageHandle ? SW_NORMAL : SW_HIDE);
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}
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}
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void TabControl::SetShowTabTitles(bool enabled)
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{
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showTabTitles = enabled;
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int itemCount = TabCtrl_GetItemCount(hwnd);
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for (int i = 0; i < itemCount; i++)
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{
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TabCtrl_DeleteItem(hwnd,0);
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}
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if (showTabTitles)
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{
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for (int i = 0; i < (int) tabs.size(); i++)
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{
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AppendPageToControl(tabs[i].title);
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if (hasButtons == false && !noDisplayArea_)
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{
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DWORD style = GetWindowLong(tabs[i].pageHandle,GWL_STYLE) & (~WS_BORDER);
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SetWindowLong(tabs[i].pageHandle,GWL_STYLE,style);
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DWORD exStyle = GetWindowLong(tabs[i].pageHandle,GWL_EXSTYLE) & (~WS_EX_CLIENTEDGE);
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SetWindowLong(tabs[i].pageHandle,GWL_EXSTYLE,exStyle);
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}
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}
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TabCtrl_SetCurSel(hwnd,CurrentTabIndex());
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} else if (hasButtons == false && !noDisplayArea_)
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{
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for (int i = 0; i < (int) tabs.size(); i++)
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{
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if (tabs[i].hasBorder)
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{
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DWORD style = GetWindowLong(tabs[i].pageHandle,GWL_STYLE) | WS_BORDER;
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SetWindowLong(tabs[i].pageHandle,GWL_STYLE,style);
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}
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if (tabs[i].hasClientEdge)
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{
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DWORD exStyle = GetWindowLong(tabs[i].pageHandle,GWL_EXSTYLE) | WS_EX_CLIENTEDGE;
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SetWindowLong(tabs[i].pageHandle,GWL_EXSTYLE,exStyle);
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}
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}
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}
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OnResize();
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}
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void TabControl::SetMinTabWidth(int w)
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{
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TabCtrl_SetMinTabWidth(hwnd, w);
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}
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void TabControl::NextTab(bool cycle)
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{
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int index = CurrentTabIndex()+1;
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if (index == tabs.size())
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{
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if (cycle == false)
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index--;
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else
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index = 0;
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}
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ShowTab(index);
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}
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void TabControl::PreviousTab(bool cycle)
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{
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int index = CurrentTabIndex()-1;
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if (index < 0)
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{
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if (cycle == false)
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index = 0;
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else
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index = (int) tabs.size()-1;
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}
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ShowTab(index);
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}
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void TabControl::HandleNotify(LPARAM lParam)
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{
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NMHDR* pNotifyMessage = NULL;
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pNotifyMessage = (LPNMHDR)lParam;
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if (pNotifyMessage->hwndFrom == hwnd)
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{
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int iPage = TabCtrl_GetCurSel(hwnd);
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ShowTab(iPage,false);
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}
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}
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void TabControl::OnResize()
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{
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RECT tabRect;
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GetWindowRect(hwnd,&tabRect);
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MapWindowPoints(HWND_DESKTOP,GetParent(hwnd),(LPPOINT)&tabRect,2);
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InvalidateRect(hwnd,NULL,TRUE);
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UpdateWindow(hwnd);
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// now resize tab children
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if (showTabTitles)
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{
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int bottom = tabRect.bottom;
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TabCtrl_AdjustRect(hwnd, FALSE, &tabRect);
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if (ignoreBottomMargin) tabRect.bottom = bottom;
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}
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int current = CurrentTabIndex();
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if (!noDisplayArea_)
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{
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for (size_t i = 0; i < tabs.size(); i++)
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{
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InvalidateRect(tabs[i].pageHandle,NULL,FALSE);
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MoveWindow(tabs[i].pageHandle,tabRect.left,tabRect.top,tabRect.right-tabRect.left,tabRect.bottom-tabRect.top,TRUE);
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if (i == current)
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{
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InvalidateRect(tabs[i].pageHandle,NULL,TRUE);
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UpdateWindow(tabs[i].pageHandle);
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}
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}
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}
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}
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LRESULT CALLBACK TabControl::wndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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TabControl* tabControl = (TabControl*) GetWindowLongPtr(hwnd,GWLP_USERDATA);
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switch (msg)
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{
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case WM_SIZE:
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tabControl->OnResize();
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break;
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}
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return (LRESULT)CallWindowProc((WNDPROC)tabControl->oldProc,hwnd,msg,wParam,lParam);
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} |