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File dialog added to entry

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Win32/Linux version is from texturev. OSX uses native dialog instead of zenity.
win32 has a fix to support win32 target:  OPENFILENAMEA customData is uintptr_t instead of uint64_t.
This commit is contained in:
Attila Kocsis
2019-04-25 22:29:34 +02:00
parent 2827dce733
commit 62f54bb7ad
4 changed files with 373 additions and 197 deletions
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199
tools/texturev/texturev.cpp
View File

@@ -20,6 +20,7 @@
#include <entry/entry.h>
#include <entry/input.h>
#include <entry/cmd.h>
#include <entry/dialog.h>
#include <imgui/imgui.h>
#include <bgfx_utils.h>
@@ -239,209 +240,13 @@ static const char* s_filter = ""
"Truevision TGA (tga) | *.tga\n"
;
struct FileSelectionDialogType
{
enum Enum
{
Open,
Save,
Count
};
};
#if BX_PLATFORM_WINDOWS
extern "C" void* __stdcall GetModuleHandleA(const char* _moduleName);
extern "C" uint32_t __stdcall GetModuleFileNameA(void* _module, char* _outFilePath, uint32_t _size);
typedef uintptr_t (__stdcall *LPOFNHOOKPROC)(void*, uint32_t, uintptr_t, uint64_t);
struct OPENFILENAMEA
{
uint32_t structSize;
void* hwndOwner;
void* hinstance;
const char* filter;
const char* customFilter;
uint32_t maxCustomFilter;
uint32_t filterIndex;
const char* file;
uint32_t maxFile;
const char* fileTitle;
uint32_t maxFileTitle;
const char* initialDir;
const char* title;
uint32_t flags;
uint16_t fileOffset;
uint16_t fileExtension;
const char* defExt;
uint64_t customData;
LPOFNHOOKPROC hook;
const char* templateName;
void* reserved0;
uint32_t reserved1;
uint32_t flagsEx;
};
extern "C" bool __stdcall GetOpenFileNameA(OPENFILENAMEA* _ofn);
#endif // BX_PLATFORM_WINDOWS
class Split
{
public:
Split(const bx::StringView& _str, char _ch)
: m_str(_str)
, m_token(_str.getPtr(), bx::strFind(_str, _ch).getPtr() )
, m_ch(_ch)
{
}
bx::StringView next()
{
bx::StringView result = m_token;
m_token = bx::strTrim(
bx::StringView(m_token.getTerm()+1
, bx::strFind(bx::StringView(m_token.getTerm()+1, m_str.getTerm() ), m_ch).getPtr() )
, " \t\n"
);
return result;
}
bool isDone() const
{
return m_token.isEmpty();
}
private:
const bx::StringView& m_str;
bx::StringView m_token;
char m_ch;
};
bool openFileSelectionDialog(
bx::FilePath& _inOutFilePath
, FileSelectionDialogType::Enum _type
, const bx::StringView& _title
, const bx::StringView& _filter = "All Files | *"
)
{
#if BX_PLATFORM_LINUX || BX_PLATFORM_OSX
char tmp[4096];
bx::StaticMemoryBlockWriter writer(tmp, sizeof(tmp) );
bx::Error err;
bx::write(&writer, &err
, "--file-selection%s --title \"%.*s\" --filename \"%s\""
, FileSelectionDialogType::Save == _type ? " --save" : ""
, _title.getLength(), _title.getPtr()
, _inOutFilePath.getCPtr()
);
for (bx::LineReader lr(_filter); !lr.isDone();)
{
const bx::StringView line = lr.next();
bx::write(&writer, &err
, " --file-filter \"%.*s\""
, line.getLength(), line.getPtr()
);
}
if (err.isOk() )
{
bx::ProcessReader pr;
if (bx::open(&pr, "zenity", tmp, &err) )
{
char buffer[1024];
int32_t total = bx::read(&pr, buffer, sizeof(buffer), &err);
bx::close(&pr);
if (0 == pr.getExitCode() )
{
_inOutFilePath.set(bx::strRTrim(bx::StringView(buffer, total), "\n\r") );
return true;
}
}
}
#elif BX_PLATFORM_WINDOWS
BX_UNUSED(_type);
char out[bx::kMaxFilePath] = { '\0' };
OPENFILENAMEA ofn;
bx::memSet(&ofn, 0, sizeof(ofn) );
ofn.structSize = sizeof(OPENFILENAMEA);
ofn.initialDir = _inOutFilePath.getCPtr();
ofn.file = out;
ofn.maxFile = sizeof(out);
ofn.flags = 0
| /* OFN_EXPLORER */ 0x00080000
| /* OFN_FILEMUSTEXIST */ 0x00001000
| /* OFN_DONTADDTORECENT */ 0x02000000
;
char tmp[4096];
bx::StaticMemoryBlockWriter writer(tmp, sizeof(tmp) );
bx::Error err;
ofn.title = tmp;
bx::write(&writer, &err, "%.*s", _title.getLength(), _title.getPtr() );
bx::write(&writer, '\0', &err);
ofn.filter = tmp + uint32_t(bx::seek(&writer) );
for (bx::LineReader lr(_filter); !lr.isDone() && err.isOk();)
{
const bx::StringView line = lr.next();
const bx::StringView sep = bx::strFind(line, '|');
if (!sep.isEmpty() )
{
bx::write(&writer, bx::strTrim(bx::StringView(line.getPtr(), sep.getPtr() ), " "), &err);
bx::write(&writer, '\0', &err);
bool first = true;
for (Split split(bx::strTrim(bx::StringView(sep.getPtr()+1, line.getTerm() ), " "), ' '); !split.isDone() && err.isOk();)
{
const bx::StringView token = split.next();
if (!first)
{
bx::write(&writer, ';', &err);
}
first = false;
bx::write(&writer, token, &err);
}
bx::write(&writer, '\0', &err);
}
else
{
bx::write(&writer, line, &err);
bx::write(&writer, '\0', &err);
bx::write(&writer, '\0', &err);
}
}
bx::write(&writer, '\0', &err);
if (err.isOk()
&& GetOpenFileNameA(&ofn) )
{
_inOutFilePath.set(ofn.file);
return true;
}
#else
BX_UNUSED(_inOutFilePath, _type, _title, _filter);
#endif // BX_PLATFORM_LINUX || BX_PLATFORM_OSX
return false;
}
struct View
{
View()