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Carla
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Put custom UI code in a separate file

tags/1.9.4
falkTX 10 years ago
parent
13da4fdc73
commit
19f6c2c7fb
6 changed files with 315 additions and 34 deletions
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  1. +4
    -0
      source/Makefile.mk
  2. +168
    -0
      source/backend/plugin/CarlaPluginUi.cpp
  3. +52
    -0
      source/backend/plugin/CarlaPluginUi.hpp
  4. +4
    -4
      source/backend/plugin/DssiPlugin.cpp
  5. +81
    -29
      source/backend/plugin/Lv2Plugin.cpp
  6. +6
    -1
      source/backend/plugin/Makefile

+ 4
- 0
source/Makefile.mk View File

@@ -206,6 +206,10 @@ ifeq ($(HAVE_JUCE),true)
BASE_FLAGS += -DHAVE_JUCE
endif

ifeq ($(HAVE_X11),true)
BASE_FLAGS += -DHAVE_X11
endif

# --------------------------------------------------------------
# Set libs stuff (part 1)



+ 168
- 0
source/backend/plugin/CarlaPluginUi.cpp View File

@@ -0,0 +1,168 @@
/*
* Carla Plugin UI
* Copyright (C) 2014 Filipe Coelho <falktx@falktx.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* For a full copy of the GNU General Public License see the doc/GPL.txt file.
*/

#include "CarlaPluginUi.hpp"

#ifdef HAVE_X11
# include <X11/Xatom.h>
# include <X11/Xlib.h>
# include <X11/Xutil.h>
#endif

#ifdef HAVE_X11
// -----------------------------------------------------
// X11

class X11PluginUi : public CarlaPluginUi
{
public:
X11PluginUi() noexcept
: fDisplay(nullptr),
fWindow(0)
{
fDisplay = XOpenDisplay(0);
CARLA_SAFE_ASSERT_RETURN(fDisplay != nullptr,);

const int screen = DefaultScreen(fDisplay);

XSetWindowAttributes attr;
carla_zeroStruct<XSetWindowAttributes>(attr);

fWindow = XCreateWindow(fDisplay, RootWindow(fDisplay, screen),
0, 0, 300, 300, 0,
DefaultDepth(fDisplay, screen),
InputOutput,
DefaultVisual(fDisplay, screen),
CWBorderPixel | CWColormap | CWEventMask, &attr);

CARLA_SAFE_ASSERT_RETURN(fWindow != 0,);

Atom wmDelete = XInternAtom(fDisplay, "WM_DELETE_WINDOW", True);
XSetWMProtocols(fDisplay, fWindow, &wmDelete, 1);
}

~X11PluginUi() override
{
if (fWindow != 0)
{
XDestroyWindow(fDisplay, fWindow);
fWindow = 0;
}

if (fDisplay != nullptr)
{
XCloseDisplay(fDisplay);
fDisplay = nullptr;
}
}

void show() override
{
CARLA_SAFE_ASSERT_RETURN(fDisplay != nullptr,);
CARLA_SAFE_ASSERT_RETURN(fWindow != 0,);

XMapRaised(fDisplay, fWindow);
XFlush(fDisplay);
}

void hide() override
{
CARLA_SAFE_ASSERT_RETURN(fDisplay != nullptr,);
CARLA_SAFE_ASSERT_RETURN(fWindow != 0,);

XUnmapWindow(fDisplay, fWindow);
XFlush(fDisplay);
}

void idle() override
{
}

void focus() override
{
CARLA_SAFE_ASSERT_RETURN(fDisplay != nullptr,);
CARLA_SAFE_ASSERT_RETURN(fWindow != 0,);

XRaiseWindow(fDisplay, fWindow);
XSetInputFocus(fDisplay, fWindow, RevertToPointerRoot, CurrentTime);
XFlush(fDisplay);
}

void setSize(const uint width, const uint height, const bool forceUpdate) override
{
CARLA_SAFE_ASSERT_RETURN(fDisplay != nullptr,);
CARLA_SAFE_ASSERT_RETURN(fWindow != 0,);

XResizeWindow(fDisplay, fWindow, width, height);

XSizeHints sizeHints;
carla_zeroStruct<XSizeHints>(sizeHints);

sizeHints.flags = PMinSize|PMaxSize;
sizeHints.min_width = width;
sizeHints.min_height = height;
sizeHints.max_width = width;
sizeHints.max_height = height;
XSetNormalHints(fDisplay, fWindow, &sizeHints);

if (forceUpdate)
XFlush(fDisplay);
}

void setTitle(const char* const title) override
{
CARLA_SAFE_ASSERT_RETURN(fDisplay != nullptr,);
CARLA_SAFE_ASSERT_RETURN(fWindow != 0,);

XStoreName(fDisplay, fWindow, title);
}

void* getPtr() const noexcept
{
return (void*)fWindow;
}

private:
Display* fDisplay;
Window fWindow;
};
#endif

// -----------------------------------------------------

#ifdef CARLA_OS_MAC
CarlaPluginUi* CarlaPluginUi::newCocoa()
{
return new CocoaPluginUi();
}
#endif

#ifdef CARLA_OS_WIN
CarlaPluginUi* CarlaPluginUi::newWindows()
{
return new WindowsPluginUi();
}
#endif

#ifdef HAVE_X11
CarlaPluginUi* CarlaPluginUi::newX11()
{
return new X11PluginUi();
}
#endif

// -----------------------------------------------------

+ 52
- 0
source/backend/plugin/CarlaPluginUi.hpp View File

@@ -0,0 +1,52 @@
/*
* Carla Plugin UI
* Copyright (C) 2014 Filipe Coelho <falktx@falktx.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* For a full copy of the GNU General Public License see the doc/GPL.txt file.
*/

#ifndef CARLA_PLUGIN_UI_HPP_INCLUDED
#define CARLA_PLUGIN_UI_HPP_INCLUDED

#include "CarlaUtils.hpp"

// -----------------------------------------------------

class CarlaPluginUi
{
protected:
CarlaPluginUi() noexcept {}
public:
virtual ~CarlaPluginUi() {}
virtual void show() = 0;
virtual void hide() = 0;
virtual void focus() = 0;
virtual void idle() = 0;
virtual void setSize(const uint with, const uint height, const bool forceUpdate) = 0;
virtual void setTitle(const char* const title) = 0;
virtual void* getPtr() const noexcept = 0;

#ifdef CARLA_OS_MAC
static CarlaPluginUi* newCocoa();
#endif
#ifdef CARLA_OS_WIN
static CarlaPluginUi* newWindows();
#endif
#ifdef HAVE_X11
static CarlaPluginUi* newX11();
#endif
};

// -----------------------------------------------------

#endif // CARLA_PLUGIN_UI_HPP_INCLUDED

+ 4
- 4
source/backend/plugin/DssiPlugin.cpp View File

@@ -2092,7 +2092,7 @@ private:

static bool addUniqueMultiSynth(const char* const label)
{
CARLA_SAFE_ASSERT_RETURN(label != nullptr, true);
CARLA_SAFE_ASSERT_RETURN(label != nullptr && label[0] != '\0', false);

for (LinkedList<const char*>::Itenerator it = sMultiSynthList.begin(); it.valid(); it.next())
{
@@ -2108,17 +2108,17 @@ private:

static void removeUniqueMultiSynth(const char* const label)
{
CARLA_SAFE_ASSERT_RETURN(label != nullptr,);
CARLA_SAFE_ASSERT_RETURN(label != nullptr && label[0] != '\0',);

for (LinkedList<const char*>::Itenerator it = sMultiSynthList.begin(); it.valid(); it.next())
{
const char*& itLabel(it.getValue());
const char* const itLabel(it.getValue());

if (std::strcmp(label, itLabel) == 0)
{
sMultiSynthList.remove(it);
delete[] itLabel;
return;
break;
}
}
}


+ 81
- 29
source/backend/plugin/Lv2Plugin.cpp View File

@@ -24,6 +24,7 @@
#include "CarlaMathUtils.hpp"

#include "CarlaLv2Utils.hpp"
#include "CarlaPluginUi.hpp"
#include "Lv2AtomQueue.hpp"

#include "../engine/CarlaEngineOsc.hpp"
@@ -35,11 +36,6 @@ extern "C" {
#include <QtCore/QDir>
#include <QtCore/QUrl>

#ifdef HAVE_DGL
# include "dgl/App.hpp"
# include "dgl/Window.hpp"
#endif

// -----------------------------------------------------

CARLA_BACKEND_START_NAMESPACE
@@ -424,6 +420,12 @@ public:
fUi.title = nullptr;
}

if (fUi.window != nullptr)
{
delete fUi.window;
fUi.window = nullptr;
}

fUi.rdfDescriptor = nullptr;
}

@@ -918,7 +920,8 @@ public:
delete[] fUi.title;
fUi.title = carla_strdup(guiTitle.toUtf8().constData());

fUi.glWindow.setTitle(fUi.title);
if (fUi.window != nullptr)
fUi.window->setTitle(fUi.title);

if (fFeatures[kFeatureIdExternalUi] != nullptr && fFeatures[kFeatureIdExternalUi]->data != nullptr)
((LV2_External_UI_Host*)fFeatures[kFeatureIdExternalUi]->data)->plugin_human_id = fUi.title;
@@ -1109,6 +1112,64 @@ public:
{
if (fUi.handle == nullptr)
{
const char* msg = nullptr;

switch (fUi.rdfDescriptor->Type)
{
case LV2_UI_GTK2:
case LV2_UI_GTK3:
case LV2_UI_QT4:
case LV2_UI_QT5:
case LV2_UI_EXTERNAL:
case LV2_UI_OLD_EXTERNAL:
msg = "Invalid UI type";
break;

case LV2_UI_COCOA:
#ifdef CARLA_OS_MAC
fUi.window = CarlaPluginUi::newCocoa();
#else
msg = "UI is for MacOS only";
#endif
break;

case LV2_UI_WINDOWS:
#ifdef CARLA_OS_WIN
fUi.window = CarlaPluginUi::newWindows();
#else
msg = "UI is for Windows only";
#endif
break;

case LV2_UI_X11:
#ifdef HAVE_X11
fUi.window = CarlaPluginUi::newX11();
#else
msg = "UI is only for systems with X11";
#endif
break;

default:
msg = "Unknown UI type";
break;
}

if (fUi.window == nullptr)
return pData->engine->callback(ENGINE_CALLBACK_UI_STATE_CHANGED, pData->id, -1, 0, 0.0f, msg);

fUi.window->setTitle(fUi.title);

#if 0
if (const char* const win = getenv("CARLA_TRANSIENT_WINDOW"))
{
const long winl = std::atol(win);
carla_stderr2("got transient, %s vs %li", win, winl);
fUi.window->setTransient(winl);
}
#endif

fFeatures[kFeatureIdUiParent]->data = fUi.window->getPtr();

fUi.widget = nullptr;
fUi.handle = fUi.descriptor->instantiate(fUi.descriptor, fRdfDescriptor->URI, fUi.rdfDescriptor->Bundle,
carla_lv2_ui_write_function, this, &fUi.widget, fFeatures);
@@ -1127,14 +1188,15 @@ public:
fUi.handle = nullptr;
}

pData->engine->callback(ENGINE_CALLBACK_UI_STATE_CHANGED, pData->id, -1, 0, 0.0f, "Plugin refused to open its own UI");
return;
return pData->engine->callback(ENGINE_CALLBACK_UI_STATE_CHANGED, pData->id, -1, 0, 0.0f, "Plugin refused to open its own UI");
}

updateUi();

if (fUi.type == UI::TYPE_EMBED)
fUi.glWindow.show();
{
fUi.window->show();
}
else
LV2_EXTERNAL_UI_SHOW((LV2_External_UI_Widget*)fUi.widget);
}
@@ -1142,7 +1204,10 @@ public:
{
if (fUi.type == UI::TYPE_EMBED)
{
fUi.glWindow.hide();
CARLA_SAFE_ASSERT(fUi.window != nullptr);

if (fUi.window != nullptr)
fUi.window->hide();
}
else
{
@@ -1155,9 +1220,6 @@ public:
fUi.descriptor->cleanup(fUi.handle);
fUi.handle = nullptr;
fUi.widget = nullptr;

if (fUi.type == UI::TYPE_EMBED)
fUi.glWindow.close();
}
}

@@ -3990,11 +4052,12 @@ public:

int handleUiResize(const int width, const int height)
{
CARLA_SAFE_ASSERT_RETURN(fUi.window != nullptr, 1);
CARLA_SAFE_ASSERT_RETURN(width > 0, 1);
CARLA_SAFE_ASSERT_RETURN(height > 0, 1);
carla_debug("Lv2Plugin::handleUiResize(%i, %i)", width, height);

fUi.glWindow.setSize(static_cast<uint>(width), static_cast<uint>(height));
fUi.window->setSize(static_cast<uint>(width), static_cast<uint>(height), true);

return 0;
}
@@ -4682,16 +4745,6 @@ public:
QString guiTitle(QString("%1 (GL GUI)").arg(pData->name));
fUi.title = carla_strdup(guiTitle.toUtf8().constData());

fUi.glWindow.setResizable(isUiResizable());
fUi.glWindow.setTitle(fUi.title);

if (const char* const win = getenv("CARLA_TRANSIENT_WINDOW"))
{
const long winl = std::atol(win);
carla_stderr2("got transient, %s vs %li", win, winl);
fUi.glWindow.setTransient(winl);
}

// ---------------------------------------------------------------
// initialize ui features (part 1)

@@ -4735,7 +4788,7 @@ public:
fFeatures[kFeatureIdUiNoUserResize]->data = nullptr;

fFeatures[kFeatureIdUiParent]->URI = LV2_UI__parent;
fFeatures[kFeatureIdUiParent]->data = (void*)fUi.glWindow.getWindowId();
fFeatures[kFeatureIdUiParent]->data = nullptr;

fFeatures[kFeatureIdUiPortMap]->URI = LV2_UI__portMap;
fFeatures[kFeatureIdUiPortMap]->data = uiPortMapFt;
@@ -4839,8 +4892,7 @@ private:
const LV2_RDF_UI* rdfDescriptor;

const char* title;
DGL::App glApp;
DGL::Window glWindow;
CarlaPluginUi* window;

UI()
: type(TYPE_NULL),
@@ -4849,8 +4901,7 @@ private:
descriptor(nullptr),
rdfDescriptor(nullptr),
title(nullptr),
glApp(),
glWindow(glApp) {}
window(nullptr) {}

~UI()
{
@@ -4859,6 +4910,7 @@ private:
CARLA_ASSERT(descriptor == nullptr);
CARLA_ASSERT(rdfDescriptor == nullptr);
CARLA_ASSERT(title == nullptr);
CARLA_ASSERT(window == nullptr);
}
} fUi;



+ 6
- 1
source/backend/plugin/Makefile View File

@@ -9,6 +9,7 @@ include ../Makefile.mk
# ----------------------------------------------------------------------------------------------------------------------------

CARLA_ENGINE_OSC_HPP = ../engine/CarlaEngineOsc.hpp $(CARLA_BACKEND_H) $(CARLA_OSC_UTILS_HPP) $(CARLA_STRING_HPP)
CARLA_PLUGIN_UI_HPP = CarlaPluginUi.hpp $(CARLA_UTILS_HPP)
CARLA_PLUGIN_THREAD_HPP = CarlaPluginThread.hpp $(CARLA_BACKEND_H) $(CARLA_THREAD_HPP)
CARLA_PLUGIN_INTERNAL_HPP = CarlaPluginInternal.hpp $(CARLA_PLUGIN_HPP) $(CARLA_PLUGIN_THREAD_HPP) $(CARLA_OSC_UTILS_HPP) $(CARLA_STATE_UTILS_HPP) $(CARLA_MUTEX_HPP) $(RT_LINKED_LIST_HPP) $(CARLA_MIDI_H)

@@ -18,6 +19,7 @@ OBJS = \
CarlaPlugin.cpp.o \
CarlaPluginInternal.cpp.o \
CarlaPluginThread.cpp.o \
CarlaPluginUi.cpp.o \
NativePlugin.cpp.o \
BridgePlugin.cpp.o \
LadspaPlugin.cpp.o \
@@ -61,6 +63,9 @@ CarlaPluginInternal.cpp.o: CarlaPluginInternal.cpp $(CARLA_PLUGIN_INTERNAL_HPP)
CarlaPluginThread.cpp.o: CarlaPluginThread.cpp $(CARLA_PLUGIN_HPP) $(CARLA_PLUGIN_THREAD_HPP) $(CARLA_ENGINE_HPP)
$(CXX) $< $(BUILD_CXX_FLAGS) $(QTCORE_FLAGS) -c -o $@

CarlaPluginUi.cpp.o: CarlaPluginUi.cpp $(CARLA_PLUGIN_UI_HPP) $(CARLA_UTILS_HPP)
$(CXX) $< $(BUILD_CXX_FLAGS) -c -o $@

NativePlugin.cpp.o: NativePlugin.cpp $(CARLA_PLUGIN_INTERNAL_HPP) $(CARLA_ENGINE_HPP) $(CARLA_MATH_UTILS_HPP) $(CARLA_NATIVE_H) $(CARLA_HOST_H)
$(CXX) $< $(BUILD_CXX_FLAGS) $(QTCORE_FLAGS) -c -o $@

@@ -73,7 +78,7 @@ LadspaPlugin.cpp.o: LadspaPlugin.cpp $(CARLA_PLUGIN_INTERNAL_HPP) $(CARLA_ENGINE
DssiPlugin.cpp.o: DssiPlugin.cpp $(CARLA_PLUGIN_INTERNAL_HPP) $(CARLA_ENGINE_HPP) $(CARLA_DSSI_UTILS_HPP) $(CARLA_MATH_UTILS_HPP)
$(CXX) $< $(BUILD_CXX_FLAGS) $(QTCORE_FLAGS) -c -o $@

Lv2Plugin.cpp.o: Lv2Plugin.cpp $(CARLA_PLUGIN_INTERNAL_HPP) $(CARLA_ENGINE_HPP) $(CARLA_LV2_UTILS_HPP) $(CARLA_MATH_UTILS_HPP) $(LV2_ATOM_QUEUE_HPP) $(CARLA_ENGINE_OSC_HPP)
Lv2Plugin.cpp.o: Lv2Plugin.cpp $(CARLA_PLUGIN_INTERNAL_HPP) $(CARLA_ENGINE_HPP) $(CARLA_MATH_UTILS_HPP) $(CARLA_LV2_UTILS_HPP) $(CARLA_PLUGIN_UI_HPP) $(LV2_ATOM_QUEUE_HPP) $(CARLA_ENGINE_OSC_HPP)
$(CXX) $< $(BUILD_CXX_FLAGS) $(QTCORE_FLAGS) -c -o $@

VstPlugin.cpp.o: VstPlugin.cpp $(CARLA_PLUGIN_INTERNAL_HPP) $(CARLA_ENGINE_HPP) $(CARLA_VST_UTILS_HPP) $(CARLA_MATH_UTILS_HPP)


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