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Added code to only show the onscreen keyboard if Windows is in tablet mode

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This commit is contained in:
hogliux 2017-02-01 10:53:52 +00:00
parent e8c9294544
commit b0a10d01bf
1 changed files with 160 additions and 2 deletions
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162
modules/juce_gui_basics/native/juce_win32_Windowing.cpp
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@ -657,6 +657,157 @@ private:
juce_ImplementSingleton_SingleThreaded (OnScreenKeyboard)
//==============================================================================
class UWPUIViewSettings
{
public:
UWPUIViewSettings()
{
ComBaseModule dll (L"api-ms-win-core-winrt-l1-1-0");
if (dll.h != nullptr)
{
roInitialize = (RoInitializeFuncPtr) ::GetProcAddress (dll.h, "RoInitialize");
roGetActivationFactory = (RoGetActivationFactoryFuncPtr) ::GetProcAddress (dll.h, "RoGetActivationFactory");
createHString = (WindowsCreateStringFuncPtr) ::GetProcAddress (dll.h, "WindowsCreateString");
deleteHString = (WindowsDeleteStringFuncPtr) ::GetProcAddress (dll.h, "WindowsDeleteString");
if (roInitialize == nullptr || roGetActivationFactory == nullptr
|| createHString == nullptr || deleteHString == nullptr)
return;
::HRESULT status = roInitialize (1);
if (status != S_OK && status != S_FALSE && status != 0x80010106L)
return;
LPCWSTR uwpClassName = L"Windows.UI.ViewManagement.UIViewSettings";
HSTRING uwpClassId;
if (createHString (uwpClassName, (::UINT32) wcslen (uwpClassName), &uwpClassId) != S_OK
|| uwpClassId == nullptr)
return;
status = roGetActivationFactory (uwpClassId, __uuidof (IUIViewSettingsInterop), (void**) viewSettingsInterop.resetAndGetPointerAddress());
deleteHString (uwpClassId);
if (status != S_OK || viewSettingsInterop == nullptr)
return;
// move dll into member var
comBaseDLL = static_cast<ComBaseModule&&> (dll);
}
}
bool isTabletModeActivatedForWindow (::HWND hWnd) const
{
if (viewSettingsInterop == nullptr)
return false;
ComSmartPtr<IUIViewSettings> viewSettings;
if (viewSettingsInterop->GetForWindow(hWnd, __uuidof (IUIViewSettings), (void**) viewSettings.resetAndGetPointerAddress()) == S_OK
&& viewSettings != nullptr)
{
IUIViewSettings::UserInteractionMode mode;
if (viewSettings->GetUserInteractionMode (&mode) == S_OK)
return (mode == IUIViewSettings::Touch);
}
return false;
}
private:
struct HSTRING_PRIVATE;
typedef HSTRING_PRIVATE* HSTRING;
//==============================================================================
class IInspectable : public IUnknown
{
public:
virtual ::HRESULT STDMETHODCALLTYPE GetIids (ULONG* ,IID**) = 0;
virtual ::HRESULT STDMETHODCALLTYPE GetRuntimeClassName(HSTRING*) = 0;
virtual ::HRESULT STDMETHODCALLTYPE GetTrustLevel(void*) = 0;
};
//==============================================================================
class
#if (! JUCE_MINGW)
__declspec (uuid ("3694dbf9-8f68-44be-8ff5-195c98ede8a6"))
#endif
IUIViewSettingsInterop : public IInspectable
{
public:
virtual HRESULT STDMETHODCALLTYPE GetForWindow(HWND hwnd, REFIID riid, void **ppv) = 0;
};
#if JUCE_MINGW || (! (defined (_MSC_VER) || defined (__uuidof)))
template <>
struct UUIDGetter<IUIViewSettingsInterop>
{
static CLSID get()
{
GUID g = {0x3694dbf9, 0x8f68, 0x44be, {0x8f, 0xf5, 0x19, 0x5c, 0x98, 0xed, 0xe8, 0xa6}};
return g;
}
};
#endif
//==============================================================================
class
#if (! JUCE_MINGW)
__declspec (uuid ("C63657F6-8850-470D-88F8-455E16EA2C26"))
#endif
IUIViewSettings : public IInspectable
{
public:
enum UserInteractionMode
{
Mouse = 0,
Touch = 1
};
virtual HRESULT STDMETHODCALLTYPE GetUserInteractionMode (UserInteractionMode *value) = 0;
};
#if JUCE_MINGW || (! (defined (_MSC_VER) || defined (__uuidof)))
template <>
struct UUIDGetter<IUIViewSettings>
{
static CLSID get()
{
GUID g = {0xC63657F6, 0x8850, 0x470D, {0x88, 0xf8, 0x45, 0x5e, 0x16, 0xea, 0x2c, 0x26}};
return g;
}
};
#endif
//==============================================================================
struct ComBaseModule
{
::HMODULE h;
ComBaseModule() : h (nullptr) {}
ComBaseModule(LPCWSTR libraryName) : h (::LoadLibrary (libraryName)) {}
ComBaseModule(ComBaseModule&& o) : h (o.h) { o.h = nullptr; }
~ComBaseModule() { if (h != nullptr) ::FreeLibrary (h); h = nullptr; }
ComBaseModule& operator=(ComBaseModule&& o) { h = o.h; o.h = nullptr; return *this; }
};
typedef HRESULT (WINAPI* RoInitializeFuncPtr) (int);
typedef HRESULT (WINAPI* RoGetActivationFactoryFuncPtr) (HSTRING, REFIID, void**);
typedef HRESULT (WINAPI* WindowsCreateStringFuncPtr) (LPCWSTR,UINT32, HSTRING*);
typedef HRESULT (WINAPI* WindowsDeleteStringFuncPtr) (HSTRING);
ComBaseModule comBaseDLL;
ComSmartPtr<IUIViewSettingsInterop> viewSettingsInterop;
RoInitializeFuncPtr roInitialize;
RoGetActivationFactoryFuncPtr roGetActivationFactory;
WindowsCreateStringFuncPtr createHString;
WindowsDeleteStringFuncPtr deleteHString;
};
//==============================================================================
class HWNDComponentPeer : public ComponentPeer,
private Timer
@ -704,6 +855,9 @@ public:
if (shadower != nullptr)
shadower->setOwner (&component);
}
// make sure that the on-screen keyboard code is loaded
OnScreenKeyboard::getInstance();
}
~HWNDComponentPeer()
@ -1019,13 +1173,16 @@ public:
ShowCaret (hwnd);
SetCaretPos (0, 0);
OnScreenKeyboard::getInstance()->activate();
if (uwpViewSettings.isTabletModeActivatedForWindow (hwnd))
OnScreenKeyboard::getInstance()->activate();
}
void dismissPendingTextInput() override
{
imeHandler.handleSetContext (hwnd, false);
OnScreenKeyboard::getInstance()->deactivate();
if (uwpViewSettings.isTabletModeActivatedForWindow (hwnd))
OnScreenKeyboard::getInstance()->deactivate();
}
void repaint (const Rectangle<int>& area) override
@ -1283,6 +1440,7 @@ private:
HICON currentWindowIcon;
JuceDropTarget* dropTarget;
uint8 updateLayeredWindowAlpha;
UWPUIViewSettings uwpViewSettings;
MultiTouchMapper<DWORD> currentTouches;
#if JUCE_MODULE_AVAILABLE_juce_audio_plugin_client
ModifierKeyProvider* modProvider;