ppsspp/Windows/W32Util/Misc.cpp
2018-03-23 04:21:46 +01:00

389 lines
8.7 KiB
C++

#include "stdafx.h"
#include "ppsspp_config.h"
#include "CommonWindows.h"
#include <WinUser.h>
#include <shellapi.h>
#include <commctrl.h>
#include "Misc.h"
#include "util/text/utf8.h"
bool KeyDownAsync(int vkey) {
#if PPSSPP_PLATFORM(UWP)
return 0;
#else
return (GetAsyncKeyState(vkey) & 0x8000) != 0;
#endif
}
namespace W32Util
{
void CenterWindow(HWND hwnd)
{
HWND hwndParent;
RECT rect, rectP;
int width, height;
int screenwidth, screenheight;
int x, y;
//make the window relative to its parent
hwndParent = GetParent(hwnd);
if (!hwndParent)
return;
GetWindowRect(hwnd, &rect);
GetWindowRect(hwndParent, &rectP);
width = rect.right - rect.left;
height = rect.bottom - rect.top;
x = ((rectP.right-rectP.left) - width) / 2 + rectP.left;
y = ((rectP.bottom-rectP.top) - height) / 2 + rectP.top;
screenwidth = GetSystemMetrics(SM_CXSCREEN);
screenheight = GetSystemMetrics(SM_CYSCREEN);
//make sure that the dialog box never moves outside of
//the screen
if(x < 0) x = 0;
if(y < 0) y = 0;
if(x + width > screenwidth) x = screenwidth - width;
if(y + height > screenheight) y = screenheight - height;
MoveWindow(hwnd, x, y, width, height, FALSE);
}
void NiceSizeFormat(size_t size, char *out)
{
const char *sizes[] = {"B","KB","MB","GB","TB","PB","EB"};
int s = 0;
int frac = 0;
while (size>=1024)
{
s++;
frac = (int)size & 1023;
size /= 1024;
}
float f = (float)size + ((float)frac / 1024.0f);
if (s==0)
sprintf(out, "%d B", (int)size);
else
sprintf(out, "%3.1f %s", f, sizes[s]);
}
BOOL CopyTextToClipboard(HWND hwnd, const char *text) {
std::wstring wtext = ConvertUTF8ToWString(text);
return CopyTextToClipboard(hwnd, wtext);
}
BOOL CopyTextToClipboard(HWND hwnd, const std::wstring &wtext) {
OpenClipboard(hwnd);
EmptyClipboard();
HANDLE hglbCopy = GlobalAlloc(GMEM_MOVEABLE, (wtext.size() + 1) * sizeof(wchar_t));
if (hglbCopy == NULL) {
CloseClipboard();
return FALSE;
}
// Lock the handle and copy the text to the buffer.
wchar_t *lptstrCopy = (wchar_t *)GlobalLock(hglbCopy);
wcscpy(lptstrCopy, wtext.c_str());
lptstrCopy[wtext.size()] = (wchar_t) 0; // null character
GlobalUnlock(hglbCopy);
SetClipboardData(CF_UNICODETEXT, hglbCopy);
CloseClipboard();
return TRUE;
}
void MakeTopMost(HWND hwnd, bool topMost) {
HWND style = HWND_NOTOPMOST;
if (topMost) style = HWND_TOPMOST;
SetWindowPos(hwnd, style, 0,0,0,0, SWP_NOMOVE | SWP_NOSIZE);
}
static const wchar_t *RemoveExecutableFromCommandLine(const wchar_t *cmdline) {
if (!cmdline) {
return L"";
}
switch (cmdline[0]) {
case '"':
// We don't need to handle escaped quotes, since filenames can't have that.
cmdline = wcschr(cmdline + 1, '"');
if (cmdline) {
++cmdline;
if (cmdline[0] == ' ') {
++cmdline;
}
}
break;
default:
cmdline = wcschr(cmdline, ' ');
if (cmdline) {
++cmdline;
}
break;
}
return cmdline;
}
void ExitAndRestart() {
// This preserves arguments (for example, config file) and working directory.
wchar_t moduleFilename[MAX_PATH];
wchar_t workingDirectory[MAX_PATH];
GetCurrentDirectoryW(MAX_PATH, workingDirectory);
const wchar_t *cmdline = RemoveExecutableFromCommandLine(GetCommandLineW());
GetModuleFileName(GetModuleHandle(NULL), moduleFilename, MAX_PATH);
ShellExecute(NULL, NULL, moduleFilename, cmdline, workingDirectory, SW_SHOW);
ExitProcess(0);
}
}
GenericListControl::GenericListControl(HWND hwnd, const GenericListViewDef& def)
: handle(hwnd), columns(def.columns),columnCount(def.columnCount),valid(false),
inResizeColumns(false),updating(false)
{
DWORD style = GetWindowLong(handle,GWL_STYLE) | LVS_REPORT;
SetWindowLong(handle, GWL_STYLE, style);
SetWindowLongPtr(handle,GWLP_USERDATA,(LONG_PTR)this);
oldProc = (WNDPROC) SetWindowLongPtr(handle,GWLP_WNDPROC,(LONG_PTR)wndProc);
auto exStyle = LVS_EX_FULLROWSELECT;
if (def.checkbox)
exStyle |= LVS_EX_CHECKBOXES;
SendMessage(handle, LVM_SETEXTENDEDLISTVIEWSTYLE, 0, exStyle);
LVCOLUMN lvc;
lvc.mask = LVCF_FMT | LVCF_WIDTH | LVCF_TEXT | LVCF_SUBITEM;
lvc.iSubItem = 0;
RECT rect;
GetClientRect(handle,&rect);
int totalListSize = rect.right-rect.left;
for (int i = 0; i < columnCount; i++) {
lvc.cx = columns[i].size * totalListSize;
lvc.pszText = (LPTSTR)columns[i].name;
if (columns[i].flags & GLVC_CENTERED)
lvc.fmt = LVCFMT_CENTER;
else
lvc.fmt = LVCFMT_LEFT;
ListView_InsertColumn(handle, i, &lvc);
}
if (def.columnOrder != NULL)
ListView_SetColumnOrderArray(handle,columnCount,def.columnOrder);
SetSendInvalidRows(false);
valid = true;
}
void GenericListControl::HandleNotify(LPARAM lParam)
{
LPNMHDR mhdr = (LPNMHDR) lParam;
if (mhdr->code == NM_DBLCLK)
{
LPNMITEMACTIVATE item = (LPNMITEMACTIVATE) lParam;
if ((item->iItem != -1 && item->iItem < GetRowCount()) || sendInvalidRows)
OnDoubleClick(item->iItem,item->iSubItem);
return;
}
if (mhdr->code == NM_RCLICK)
{
const LPNMITEMACTIVATE item = (LPNMITEMACTIVATE)lParam;
if ((item->iItem != -1 && item->iItem < GetRowCount()) || sendInvalidRows)
OnRightClick(item->iItem,item->iSubItem,item->ptAction);
return;
}
if (mhdr->code == LVN_GETDISPINFO)
{
NMLVDISPINFO* dispInfo = (NMLVDISPINFO*)lParam;
stringBuffer[0] = 0;
GetColumnText(stringBuffer,dispInfo->item.iItem,dispInfo->item.iSubItem);
if (stringBuffer[0] == 0)
wcscat(stringBuffer,L"Invalid");
dispInfo->item.pszText = stringBuffer;
return;
}
// handle checkboxes
if (mhdr->code == LVN_ITEMCHANGED && updating == false)
{
NMLISTVIEW* item = (NMLISTVIEW*) lParam;
if (item->iItem != -1 && (item->uChanged & LVIF_STATE) != 0)
{
// image is 1 if unchcked, 2 if checked
int oldImage = (item->uOldState & LVIS_STATEIMAGEMASK) >> 12;
int newImage = (item->uNewState & LVIS_STATEIMAGEMASK) >> 12;
if (oldImage != newImage)
OnToggle(item->iItem,newImage == 2);
}
return;
}
}
void GenericListControl::Update()
{
updating = true;
int newRows = GetRowCount();
int items = ListView_GetItemCount(handle);
while (items < newRows)
{
LVITEM lvI;
lvI.pszText = LPSTR_TEXTCALLBACK; // Sends an LVN_GETDISPINFO message.
lvI.mask = LVIF_TEXT | LVIF_IMAGE |LVIF_STATE;
lvI.stateMask = 0;
lvI.iSubItem = 0;
lvI.state = 0;
lvI.iItem = items;
lvI.iImage = items;
ListView_InsertItem(handle, &lvI);
items++;
}
while (items > newRows)
{
ListView_DeleteItem(handle,--items);
}
ResizeColumns();
InvalidateRect(handle,NULL,true);
UpdateWindow(handle);
updating = false;
}
void GenericListControl::SetCheckState(int item, bool state)
{
updating = true;
ListView_SetCheckState(handle,item,state ? TRUE : FALSE);
updating = false;
}
void GenericListControl::ResizeColumns()
{
if (inResizeColumns)
return;
inResizeColumns = true;
RECT rect;
GetClientRect(handle, &rect);
int totalListSize = rect.right - rect.left;
for (int i = 0; i < columnCount; i++)
{
ListView_SetColumnWidth(handle, i, columns[i].size * totalListSize);
}
inResizeColumns = false;
}
LRESULT CALLBACK GenericListControl::wndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
GenericListControl* list = (GenericListControl*) GetWindowLongPtr(hwnd,GWLP_USERDATA);
LRESULT returnValue;
if (list->valid && list->WindowMessage(msg,wParam,lParam,returnValue) == true)
return returnValue;
switch (msg)
{
case WM_SIZE:
list->ResizeColumns();
break;
case WM_KEYDOWN:
switch (wParam)
{
case VK_INSERT:
case 'C':
if (KeyDownAsync(VK_CONTROL))
list->ProcessCopy();
break;
case 'A':
if (KeyDownAsync(VK_CONTROL))
list->SelectAll();
break;
}
break;
}
return (LRESULT)CallWindowProc((WNDPROC)list->oldProc,hwnd,msg,wParam,lParam);
}
void GenericListControl::ProcessCopy()
{
int start = GetSelectedIndex();
int size;
if (start == -1)
size = GetRowCount();
else
size = ListView_GetSelectedCount(handle);
CopyRows(start, size);
}
void GenericListControl::CopyRows(int start, int size)
{
std::wstring data;
if (start == 0 && size == GetRowCount())
{
// Let's also copy the header if everything is selected.
for (int c = 0; c < columnCount; ++c)
{
data.append(columns[c].name);
if (c < columnCount - 1)
data.append(L"\t");
else
data.append(L"\r\n");
}
}
for (int r = start; r < start + size; ++r)
{
for (int c = 0; c < columnCount; ++c)
{
stringBuffer[0] = 0;
GetColumnText(stringBuffer, r, c);
data.append(stringBuffer);
if (c < columnCount - 1)
data.append(L"\t");
else
data.append(L"\r\n");
}
}
W32Util::CopyTextToClipboard(handle, data);
}
void GenericListControl::SelectAll()
{
ListView_SetItemState(handle, -1, LVIS_SELECTED, LVIS_SELECTED);
}
int GenericListControl::GetSelectedIndex()
{
return ListView_GetNextItem(handle, -1, LVNI_SELECTED);
}