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https://github.com/gwm17/glfw.git
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317 lines
10 KiB
C
317 lines
10 KiB
C
//========================================================================
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// Event linter (event spewer)
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// Copyright (c) Camilla Berglund <elmindreda@elmindreda.org>
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//
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// This software is provided 'as-is', without any express or implied
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// warranty. In no event will the authors be held liable for any damages
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// arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it
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// freely, subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software. If you use this software
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// in a product, an acknowledgment in the product documentation would
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// be appreciated but is not required.
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//
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// 2. Altered source versions must be plainly marked as such, and must not
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// be misrepresented as being the original software.
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//
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// 3. This notice may not be removed or altered from any source
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// distribution.
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//
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//========================================================================
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//
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// This test hooks every available callback and outputs their arguments
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//
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// Log messages go to stdout, error messages to stderr
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//
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// Every event also gets a (sequential) number to aid discussion of logs
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//
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//========================================================================
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#include <GL/glfw3.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include <locale.h>
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static GLboolean keyrepeat = 0;
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static GLboolean systemkeys = 1;
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static unsigned int counter = 0;
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static const char* get_key_name(int key)
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{
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switch (key)
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{
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case GLFW_KEY_UNKNOWN: return "unknown";
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case GLFW_KEY_SPACE: return "space";
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case GLFW_KEY_ESC: return "escape";
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case GLFW_KEY_F1: return "F1";
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case GLFW_KEY_F2: return "F2";
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case GLFW_KEY_F3: return "F3";
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case GLFW_KEY_F4: return "F4";
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case GLFW_KEY_F5: return "F5";
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case GLFW_KEY_F6: return "F6";
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case GLFW_KEY_F7: return "F7";
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case GLFW_KEY_F8: return "F8";
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case GLFW_KEY_F9: return "F9";
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case GLFW_KEY_F10: return "F10";
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case GLFW_KEY_F11: return "F11";
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case GLFW_KEY_F12: return "F12";
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case GLFW_KEY_F13: return "F13";
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case GLFW_KEY_F14: return "F14";
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case GLFW_KEY_F15: return "F15";
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case GLFW_KEY_F16: return "F16";
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case GLFW_KEY_F17: return "F17";
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case GLFW_KEY_F18: return "F18";
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case GLFW_KEY_F19: return "F19";
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case GLFW_KEY_F20: return "F20";
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case GLFW_KEY_F21: return "F21";
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case GLFW_KEY_F22: return "F22";
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case GLFW_KEY_F23: return "F23";
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case GLFW_KEY_F24: return "F24";
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case GLFW_KEY_F25: return "F25";
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case GLFW_KEY_UP: return "up";
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case GLFW_KEY_DOWN: return "down";
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case GLFW_KEY_LEFT: return "left";
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case GLFW_KEY_RIGHT: return "right";
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case GLFW_KEY_LSHIFT: return "left shift";
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case GLFW_KEY_RSHIFT: return "right shift";
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case GLFW_KEY_LCTRL: return "left control";
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case GLFW_KEY_RCTRL: return "right control";
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case GLFW_KEY_LALT: return "left alt";
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case GLFW_KEY_RALT: return "right alt";
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case GLFW_KEY_TAB: return "tab";
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case GLFW_KEY_ENTER: return "enter";
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case GLFW_KEY_BACKSPACE: return "backspace";
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case GLFW_KEY_INSERT: return "insert";
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case GLFW_KEY_DEL: return "delete";
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case GLFW_KEY_PAGEUP: return "page up";
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case GLFW_KEY_PAGEDOWN: return "page down";
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case GLFW_KEY_HOME: return "home";
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case GLFW_KEY_END: return "end";
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case GLFW_KEY_KP_0: return "keypad 0";
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case GLFW_KEY_KP_1: return "keypad 1";
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case GLFW_KEY_KP_2: return "keypad 2";
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case GLFW_KEY_KP_3: return "keypad 3";
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case GLFW_KEY_KP_4: return "keypad 4";
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case GLFW_KEY_KP_5: return "keypad 5";
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case GLFW_KEY_KP_6: return "keypad 6";
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case GLFW_KEY_KP_7: return "keypad 7";
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case GLFW_KEY_KP_8: return "keypad 8";
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case GLFW_KEY_KP_9: return "keypad 9";
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case GLFW_KEY_KP_DIVIDE: return "keypad divide";
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case GLFW_KEY_KP_MULTIPLY: return "keypad multiply";
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case GLFW_KEY_KP_SUBTRACT: return "keypad subtract";
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case GLFW_KEY_KP_ADD: return "keypad add";
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case GLFW_KEY_KP_DECIMAL: return "keypad decimal";
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case GLFW_KEY_KP_EQUAL: return "keypad equal";
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case GLFW_KEY_KP_ENTER: return "keypad enter";
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case GLFW_KEY_KP_NUM_LOCK: return "keypad num lock";
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case GLFW_KEY_CAPS_LOCK: return "caps lock";
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case GLFW_KEY_SCROLL_LOCK: return "scroll lock";
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case GLFW_KEY_PAUSE: return "pause";
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case GLFW_KEY_LSUPER: return "left super";
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case GLFW_KEY_RSUPER: return "right super";
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case GLFW_KEY_MENU: return "menu";
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}
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return NULL;
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}
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static const char* get_action_name(int action)
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{
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switch (action)
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{
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case GLFW_PRESS:
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return "was pressed";
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case GLFW_RELEASE:
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return "was released";
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}
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return "caused unknown action";
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}
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static const char* get_button_name(int button)
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{
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switch (button)
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{
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case GLFW_MOUSE_BUTTON_LEFT:
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return "left";
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case GLFW_MOUSE_BUTTON_RIGHT:
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return "right";
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case GLFW_MOUSE_BUTTON_MIDDLE:
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return "middle";
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}
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return NULL;
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}
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static const char* get_character_string(int character)
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{
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// This assumes UTF-8, which is stupid
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static char result[6 + 1];
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int length = wctomb(result, character);
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if (length == -1)
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length = 0;
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result[length] = '\0';
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return result;
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}
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static void window_size_callback(GLFWwindow window, int width, int height)
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{
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printf("%08x at %0.3f: Window size: %i %i\n",
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counter++,
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glfwGetTime(),
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width,
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height);
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glViewport(0, 0, width, height);
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}
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static int window_close_callback(GLFWwindow window)
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{
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printf("%08x at %0.3f: Window close\n", counter++, glfwGetTime());
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return 1;
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}
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static void window_refresh_callback(GLFWwindow window)
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{
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printf("%08x at %0.3f: Window refresh\n", counter++, glfwGetTime());
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}
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static void mouse_button_callback(GLFWwindow window, int button, int action)
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{
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const char* name = get_button_name(button);
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printf("%08x at %0.3f: Mouse button %i", counter++, glfwGetTime(), button);
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if (name)
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printf(" (%s) was %s\n", name, get_action_name(action));
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else
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printf(" was %s\n", get_action_name(action));
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}
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static void mouse_position_callback(GLFWwindow window, int x, int y)
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{
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printf("%08x at %0.3f: Mouse position: %i %i\n", counter++, glfwGetTime(), x, y);
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}
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static void mouse_wheel_callback(GLFWwindow window, int position)
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{
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printf("%08x at %0.3f: Mouse wheel: %i\n", counter++, glfwGetTime(), position);
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}
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static void key_callback(GLFWwindow window, int key, int action)
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{
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const char* name = get_key_name(key);
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printf("%08x at %0.3f: Key 0x%04x", counter++, glfwGetTime(), key);
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if (name)
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printf(" (%s) was %s\n", name, get_action_name(action));
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else if (isgraph(key))
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printf(" (%c) was %s\n", key, get_action_name(action));
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else
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printf(" was %s\n", get_action_name(action));
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if (action != GLFW_PRESS)
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return;
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switch (key)
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{
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case 'R':
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{
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keyrepeat = !keyrepeat;
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if (keyrepeat)
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glfwEnable(window, GLFW_KEY_REPEAT);
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else
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glfwDisable(window, GLFW_KEY_REPEAT);
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printf("(( key repeat %s ))\n", keyrepeat ? "enabled" : "disabled");
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break;
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}
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case 'S':
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{
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systemkeys = !systemkeys;
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if (systemkeys)
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glfwEnable(window, GLFW_SYSTEM_KEYS);
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else
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glfwDisable(window, GLFW_SYSTEM_KEYS);
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printf("(( system keys %s ))\n", systemkeys ? "enabled" : "disabled");
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break;
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}
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}
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}
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static void char_callback(GLFWwindow window, int character)
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{
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printf("%08x at %0.3f: Character 0x%04x (%s) input\n",
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counter++,
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glfwGetTime(),
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character,
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get_character_string(character));
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}
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int main(void)
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{
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GLFWwindow window;
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setlocale(LC_ALL, "");
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if (!glfwInit())
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{
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fprintf(stderr, "Failed to initialize GLFW: %s\n", glfwErrorString(glfwGetError()));
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exit(1);
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}
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printf("Library initialized\n");
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window = glfwOpenWindow(0, 0, GLFW_WINDOWED);
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if (!window)
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{
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glfwTerminate();
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fprintf(stderr, "Failed to open GLFW window: %s\n", glfwErrorString(glfwGetError()));
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exit(1);
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}
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printf("Window opened\n");
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glfwSetWindowTitle(window, "Event Linter");
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glfwSwapInterval(1);
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glfwSetWindowSizeCallback(window, window_size_callback);
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glfwSetWindowCloseCallback(window, window_close_callback);
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glfwSetWindowRefreshCallback(window, window_refresh_callback);
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glfwSetMouseButtonCallback(window, mouse_button_callback);
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glfwSetMousePosCallback(window, mouse_position_callback);
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glfwSetMouseWheelCallback(window, mouse_wheel_callback);
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glfwSetKeyCallback(window, key_callback);
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glfwSetCharCallback(window, char_callback);
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printf("Key repeat should be %s\n", keyrepeat ? "enabled" : "disabled");
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printf("System keys should be %s\n", systemkeys ? "enabled" : "disabled");
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printf("Main loop starting\n");
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while (glfwIsWindow(window) == GL_TRUE)
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{
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glfwWaitEvents();
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glClear(GL_COLOR_BUFFER_BIT);
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glfwSwapBuffers();
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glfwPollEvents();
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}
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glfwTerminate();
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exit(0);
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}
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