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nsFilePicker: Fix Browse Folder function in NT 3.51

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This commit is contained in:
roytam1 2018-07-14 19:42:58 +08:00
parent cc3fbb8f08
commit 1f106e1216
2 changed files with 21 additions and 4 deletions
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24
widget/src/windows/nsFilePicker.cpp
View File

@ -89,6 +89,7 @@ char nsFilePicker::mLastUsedDirectory[MAX_PATH+1] = { 0 };
nsFilePicker::nsFilePicker()
{
mSelectedType = 1;
mWinVer = GetVersion() & 0xFF;
}
//-------------------------------------------------------------------------
@ -153,7 +154,7 @@ NS_IMETHODIMP nsFilePicker::ShowW(PRInt16 *aReturnVal)
#ifndef WINCE
if (mMode == modeGetFolder) {
if (mMode == modeGetFolder && mWinVer > 3) {
PRUnichar dirBuffer[MAX_PATH+1];
wcsncpy(dirBuffer, initialDir.get(), MAX_PATH);
@ -244,13 +245,17 @@ NS_IMETHODIMP nsFilePicker::ShowW(PRInt16 *aReturnVal)
#ifndef WINCE
try {
#endif
if (mMode == modeOpen) {
if (mMode == modeOpen || mMode == modeGetFolder) {
// FILE MUST EXIST!
ofn.Flags |= OFN_FILEMUSTEXIST;
if(mMode == modeOpen) ofn.Flags |= OFN_FILEMUSTEXIST;
else {
fileBuffer[0]='t'; fileBuffer[1]='h'; fileBuffer[2]='i'; fileBuffer[3]='s';
fileBuffer[4]='D'; fileBuffer[5]='i'; fileBuffer[6]='r';
}
result = nsToolkit::mGetOpenFileName(&ofn);
}
else if (mMode == modeOpenMultiple) {
ofn.Flags |= OFN_FILEMUSTEXIST | OFN_ALLOWMULTISELECT | OFN_EXPLORER;
ofn.Flags |= OFN_FILEMUSTEXIST | OFN_ALLOWMULTISELECT | (mWinVer > 3 ? OFN_EXPLORER : 0);
result = nsToolkit::mGetOpenFileName(&ofn);
}
else if (mMode == modeSave) {
@ -345,6 +350,17 @@ NS_IMETHODIMP nsFilePicker::ShowW(PRInt16 *aReturnVal)
}
}
else {
// Get DirPath from Full Pathname
if(mMode == modeGetFolder) {
int cnt;
nsAutoString dirName(fileBuffer);
for(cnt=dirName.Length()-1;cnt > 1; cnt--) {
if (fileBuffer[cnt] == '\\') {
fileBuffer[cnt] = 0;
break;
}
}
}
// I think it also needs a conversion here (to unicode since appending to nsString)
// but doing that generates garbage file name, weird.
mUnicodeFile.Assign(fileBuffer);

1
widget/src/windows/nsFilePicker.h
View File

@ -97,6 +97,7 @@ protected:
static char mLastUsedDirectory[];
nsString mUnicodeFile;
static nsString mLastUsedUnicodeDirectory;
PRInt32 mWinVer;
};
#endif // nsFilePicker_h__