Initial import

.github/workflows/build.yaml

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+name: build
+
+on:
+  push:
+  pull_request:
+
+env:
+  BUILD_TYPE: Release
+
+jobs:
+  linux:
+    runs-on: ubuntu-20.04
+    name: 🐧 Ubuntu 20.04
+    steps:
+      - name: 🧰 Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+          submodules: true
+
+      - name: ⬇️ Install dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y \
+            build-essential       \
+            gcc-10                \
+            g++-10                \
+            libsdl2-dev           \
+            libsdl2-mixer-dev
+      - name: Create Build Environment
+        run: cmake -E make_directory ${{runner.workspace}}/build
+
+      - name: Configure CMake
+        shell: bash
+        env:
+          CC: gcc-10
+          CXX: g++-10
+        working-directory: ${{runner.workspace}}/build
+        run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE
+
+      - name: Build
+        working-directory: ${{runner.workspace}}/build
+        shell: bash
+        env:
+          CC: gcc-10
+          CXX: g++-10
+        run: cmake --build . --config $BUILD_TYPE
+
+  win:
+    runs-on: windows-latest
+    name: 🟦 Windows x64
+    steps:
+
+      - name: 🧰 Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+          submodules: true
+
+      - name: Create Build Environment
+        run: cmake -E make_directory ${{runner.workspace}}/build
+
+      - name: Configure CMake Windows
+        shell: bash
+        working-directory: ${{runner.workspace}}/build
+        run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DCMAKE_TOOLCHAIN_FILE="C:/vcpkg/scripts/buildsystems/vcpkg.cmake" -DVCPKG_BIN_DIR="c:/vcpkg/installed/x64-windows/bin"
+
+      - name: Build
+        working-directory: ${{runner.workspace}}/build
+        shell: bash
+        run: cmake --build . --config $BUILD_TYPE
+
+#  macos-build:
+#     runs-on: macos-10.15
+#     name: 🍎 macOS 10.15
+#     steps:
+
+#       - name: 🧰 Checkout
+#         uses: actions/checkout@v2
+#         with:
+#           fetch-depth: 0
+#           submodules: true
+
+#       - name: ⬇️ Install dependencies
+#         run: brew install sdl2 sdl2_mixer
+
+#       - name: Create Build Environment
+#         run: cmake -E make_directory ${{runner.workspace}}/build
+
+#       - name: Configure CMake
+#         shell: bash
+#         working-directory: ${{runner.workspace}}/build
+#         run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE
+
+#       - name: Build
+#         working-directory: ${{runner.workspace}}/build
+#         shell: bash
+#         run: |
+#           cmake --build . --config $BUILD_TYPE

.gitignore

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+/build

CMakeLists.txt

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+cmake_minimum_required(VERSION 3.11)
+project(zwidget)
+
+set(ZWIDGET_SOURCES
+	src/core/canvas.cpp
+	src/core/font.cpp
+	src/core/image.cpp
+	src/core/span_layout.cpp
+	src/core/timer.cpp
+	src/core/widget.cpp
+	src/core/utf8reader.cpp
+	src/core/schrift/schrift.cpp
+	src/core/schrift/schrift.h
+	src/widgets/lineedit/lineedit.cpp
+	src/widgets/mainwindow/mainwindow.cpp
+	src/widgets/menubar/menubar.cpp
+	src/widgets/scrollbar/scrollbar.cpp
+	src/widgets/statusbar/statusbar.cpp
+	src/widgets/textedit/textedit.cpp
+	src/widgets/toolbar/toolbar.cpp
+	src/widgets/toolbar/toolbarbutton.cpp
+	src/window/window.cpp
+)
+
+set(ZWIDGET_INCLUDES
+	include/zwidget/core/canvas.h
+	include/zwidget/core/colorf.h
+	include/zwidget/core/font.h
+	include/zwidget/core/image.h
+	include/zwidget/core/rect.h
+	include/zwidget/core/span_layout.h
+	include/zwidget/core/timer.h
+	include/zwidget/core/widget.h
+	include/zwidget/core/utf8reader.h
+	include/zwidget/core/resourcedata.h
+	include/zwidget/widgets/lineedit/lineedit.h
+	include/zwidget/widgets/mainwindow/mainwindow.h
+	include/zwidget/widgets/menubar/menubar.h
+	include/zwidget/widgets/scrollbar/scrollbar.h
+	include/zwidget/widgets/statusbar/statusbar.h
+	include/zwidget/widgets/textedit/textedit.h
+	include/zwidget/widgets/toolbar/toolbar.h
+	include/zwidget/widgets/toolbar/toolbarbutton.h
+	include/zwidget/window/window.h
+)
+
+set(ZWIDGET_WIN32_SOURCES
+	src/window/win32/win32window.cpp
+	src/window/win32/win32window.h
+)
+
+set(ZWIDGET_UNIX_SOURCES
+)
+
+set(EXAMPLE_SOURCES
+	example/example.cpp
+)
+
+source_group("src" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/src/.+")
+source_group("src\\core" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/src/core/.+")
+source_group("src\\core\\schrift" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/src/core/schrift/.+")
+source_group("src\\widgets" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/src/widgets/.+")
+source_group("src\\widgets\\lineedit" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/src/widgets/lineedit/.+")
+source_group("src\\widgets\\mainwindow" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/src/widgets/mainwindow/.+")
+source_group("src\\widgets\\menubar" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/src/widgets/menubar/.+")
+source_group("src\\widgets\\scrollbar" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/src/widgets/scrollbar/.+")
+source_group("src\\widgets\\statusbar" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/src/widgets/statusbar/.+")
+source_group("src\\widgets\\textedit" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/src/widgets/textedit/.+")
+source_group("src\\widgets\\toolbar" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/src/widgets/toolbar/.+")
+source_group("src\\window" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/src/window/.+")
+source_group("include" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/include/zwidget/.+")
+source_group("include\\core" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/include/zwidget/core/.+")
+source_group("include\\widgets" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/include/zwidget/widgets/.+")
+source_group("include\\widgets\\lineedit" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/include/zwidget/widgets/lineedit/.+")
+source_group("include\\widgets\\mainwindow" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/include/zwidget/widgets/mainwindow/.+")
+source_group("include\\widgets\\menubar" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/include/zwidget/widgets/menubar/.+")
+source_group("include\\widgets\\scrollbar" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/include/zwidget/widgets/scrollbar/.+")
+source_group("include\\widgets\\statusbar" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/include/zwidget/widgets/statusbar/.+")
+source_group("include\\widgets\\textedit" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/include/zwidget/widgets/textedit/.+")
+source_group("include\\widgets\\toolbar" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/include/zwidget/widgets/toolbar/.+")
+source_group("include\\window" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/include/zwidget/window/.+")
+source_group("include\\window\\win32" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/include/zwidget/window/win32/.+")
+source_group("include\\window\\unix" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/include/zwidget/window/unix/.+")
+
+source_group("example" REGULAR_EXPRESSION "${CMAKE_CURRENT_SOURCE_DIR}/example/.+")
+
+include_directories(include include/zwidget src)
+
+if(WIN32)
+	set(ZWIDGET_SOURCES ${ZWIDGET_SOURCES} ${ZWIDGET_WIN32_SOURCES})
+	add_definitions(-DUNICODE -D_UNICODE)
+else()
+	set(ZWIDGET_SOURCES ${ZWIDGET_SOURCES} ${ZWIDGET_UNIX_SOURCES})
+	set(ZWIDGET_LIBS ${CMAKE_DL_LIBS} -ldl)
+	add_definitions(-DUNIX -D_UNIX)
+	add_link_options(-pthread)
+endif()
+
+if(MSVC)
+	# Use all cores for compilation
+	set(CMAKE_CXX_FLAGS "/MP ${CMAKE_CXX_FLAGS}")
+
+	# Ignore warnings in third party code
+	#set_source_files_properties(${ZWIDGET_SOURCES} PROPERTIES COMPILE_FLAGS "/wd4244 /wd4267 /wd4005 /wd4018 -D_CRT_SECURE_NO_WARNINGS")
+endif()
+
+add_library(zwidget STATIC ${ZWIDGET_SOURCES} ${ZWIDGET_INCLUDES})
+target_link_libraries(zwidget ${ZWIDGET_LIBS})
+set_target_properties(zwidget PROPERTIES CXX_STANDARD 17)
+
+add_executable(zwidget_example WIN32 MACOSX_BUNDLE ${EXAMPLE_SOURCES})
+target_link_libraries(zwidget_example zwidget)
+set_target_properties(zwidget_example PROPERTIES CXX_STANDARD 17)
+
+if(MSVC)
+	set_property(TARGET zwidget PROPERTY MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
+	set_property(TARGET zwidget_example PROPERTY MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
+endif()

LICENSE.md

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+# License information
+
+## License for ZWidget itself
+
+	// Copyright (c) 2023 Magnus Norddahl
+	// 
+	// This software is provided 'as-is', without any express or implied
+	// warranty.  In no event will the authors be held liable for any damages
+	// arising from the use of this software.
+	// 
+	// Permission is granted to anyone to use this software for any purpose,
+	// including commercial applications, and to alter it and redistribute it
+	// freely, subject to the following restrictions:
+	// 
+	// 1. The origin of this software must not be misrepresented; you must not
+	//    claim that you wrote the original software. If you use this software
+	//    in a product, an acknowledgment in the product documentation would be
+	//    appreciated but is not required.
+	// 2. Altered source versions must be plainly marked as such, and must not be
+	//    misrepresented as being the original software.
+	// 3. This notice may not be removed or altered from any source distribution.

README.md

@@ -1 +1,2 @@
-# ZWidget
+# ZWidget
+A framework for building user interface applications

example/example.cpp

@@ -0,0 +1,98 @@
+
+#include <zwidget/core/widget.h>
+#include <zwidget/core/resourcedata.h>
+#include <zwidget/window/window.h>
+#include <zwidget/widgets/textedit/textedit.h>
+#include <zwidget/widgets/mainwindow/mainwindow.h>
+
+#ifdef WIN32
+
+#include <Windows.h>
+#include <stdexcept>
+
+#pragma comment(linker,"/manifestdependency:\"type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' processorArchitecture='*' publicKeyToken='6595b64144ccf1df' language='*'\"")
+
+static std::wstring to_utf16(const std::string& str)
+{
+	if (str.empty()) return {};
+	int needed = MultiByteToWideChar(CP_UTF8, 0, str.data(), (int)str.size(), nullptr, 0);
+	if (needed == 0)
+		throw std::runtime_error("MultiByteToWideChar failed");
+	std::wstring result;
+	result.resize(needed);
+	needed = MultiByteToWideChar(CP_UTF8, 0, str.data(), (int)str.size(), &result[0], (int)result.size());
+	if (needed == 0)
+		throw std::runtime_error("MultiByteToWideChar failed");
+	return result;
+}
+
+static std::vector<uint8_t> ReadAllBytes(const std::string& filename)
+{
+	HANDLE handle = CreateFile(to_utf16(filename).c_str(), FILE_READ_ACCESS, FILE_SHARE_READ, 0, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
+	if (handle == INVALID_HANDLE_VALUE)
+		throw std::runtime_error("Could not open " + filename);
+
+	LARGE_INTEGER fileSize;
+	BOOL result = GetFileSizeEx(handle, &fileSize);
+	if (result == FALSE)
+	{
+		CloseHandle(handle);
+		throw std::runtime_error("GetFileSizeEx failed");
+	}
+
+	std::vector<uint8_t> buffer(fileSize.QuadPart);
+
+	DWORD bytesRead = 0;
+	result = ReadFile(handle, buffer.data(), (DWORD)buffer.size(), &bytesRead, nullptr);
+	if (result == FALSE || bytesRead != buffer.size())
+	{
+		CloseHandle(handle);
+		throw std::runtime_error("ReadFile failed");
+	}
+
+	CloseHandle(handle);
+
+	return buffer;
+}
+
+std::vector<uint8_t> LoadWidgetFontData(const std::string& name)
+{
+	return ReadAllBytes("C:\\Windows\\Fonts\\segoeui.ttf");
+}
+
+int APIENTRY WinMain(HINSTANCE hInst, HINSTANCE hInstPrev, PSTR cmdline, int cmdshow)
+{
+	auto mainwindow = new MainWindow();
+	auto textedit = new TextEdit(mainwindow);
+	textedit->SetText(R"(
+#version 460
+
+in vec4 AttrPos;
+in vec4 AttrColor;
+out vec4 Color;
+
+void main()
+{
+    gl_Position = AttrPos;
+    Color = AttrColor;
+}
+)");
+	mainwindow->SetWindowTitle("ZWidget Example");
+	mainwindow->SetFrameGeometry(100.0, 100.0, 1700.0, 900.0);
+	mainwindow->SetCentralWidget(textedit);
+	textedit->SetFocus();
+	mainwindow->Show();
+
+	DisplayWindow::RunLoop();
+
+	return 0;
+}
+
+#else
+
+int main()
+{
+	return 0;
+}
+
+#endif