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[client] more cleanup and added alerts for new events

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This commit is contained in:
Geoffrey McRae 2019-03-30 12:26:06 +11:00
parent 5d254c7751
commit 35094a57cb
10 changed files with 248 additions and 162 deletions
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2
VERSION
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@ -1 +1 @@
a12-131-g10217fc8d9+1
a12-132-g5d254c7751+1

1
client/CMakeLists.txt
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@ -72,6 +72,7 @@ link_libraries(
set(SOURCES
src/main.c
src/app.c
src/lg-renderer.c
src/ll.c
src/utils.c

17
client/include/interface/app.h
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@ -21,9 +21,26 @@ Place, Suite 330, Boston, MA 02111-1307 USA
#include <SDL2/SDL.h>
typedef enum LG_MsgAlert
{
LG_ALERT_INFO ,
LG_ALERT_SUCCESS,
LG_ALERT_WARNING,
LG_ALERT_ERROR
}
LG_MsgAlert;
typedef struct KeybindHandle * KeybindHandle;
typedef void (*SuperEventFn)(SDL_Scancode key, void * opaque);
/**
* Show an alert on screen
* @param type The alert type
* param fmt The alert message format
@ param ... formatted message values
*/
void app_alert(LG_MsgAlert type, const char * fmt, ...);
/**
* Register a handler for the <super>+<key> combination
* @param key The scancode to register

12
client/include/interface/renderer.h
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@ -24,6 +24,7 @@ Place, Suite 330, Boston, MA 02111-1307 USA
#include <SDL2/SDL.h>
#include <SDL2/SDL_ttf.h>
#include "app.h"
#include "KVMFR.h"
#define IS_LG_RENDERER_VALID(x) \
@ -98,15 +99,6 @@ typedef enum LG_RendererCursor
}
LG_RendererCursor;
typedef enum LG_RendererOnAlert
{
LG_ALERT_INFO ,
LG_ALERT_SUCCESS,
LG_ALERT_WARNING,
LG_ALERT_ERROR
}
LG_RendererAlert;
typedef const char * (* LG_RendererGetName )();
typedef bool (* LG_RendererCreate )(void ** opaque, const LG_RendererParams params);
typedef bool (* LG_RendererInitialize )(void * opaque, Uint32 * sdlFlags);
@ -115,7 +107,7 @@ typedef void (* LG_RendererOnResize )(void * opaque, const int width,
typedef bool (* LG_RendererOnMouseShape)(void * opaque, const LG_RendererCursor cursor, const int width, const int height, const int pitch, const uint8_t * data);
typedef bool (* LG_RendererOnMouseEvent)(void * opaque, const bool visible , const int x, const int y);
typedef bool (* LG_RendererOnFrameEvent)(void * opaque, const LG_RendererFormat format, const uint8_t * data);
typedef void (* LG_RendererOnAlert )(void * opaque, const LG_RendererAlert alert, const char * message, bool ** closeFlag);
typedef void (* LG_RendererOnAlert )(void * opaque, const LG_MsgAlert alert, const char * message, bool ** closeFlag);
typedef bool (* LG_RendererRender )(void * opaque, SDL_Window *window);
typedef void (* LG_RendererUpdateFPS )(void * opaque, const float avgUPS, const float avgFPS);

2
client/renderers/EGL/desktop.c
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@ -130,6 +130,8 @@ void egl_desktop_toggle_nv(SDL_Scancode key, void * opaque)
EGL_Desktop * desktop = (EGL_Desktop *)opaque;
if (++desktop->nvGain == 4)
desktop->nvGain = 0;
app_alert(LG_ALERT_INFO, "Screen Gain +%d", desktop->nvGain);
}
void egl_desktop_free(EGL_Desktop ** desktop)

2
client/renderers/EGL/egl.c
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@ -251,7 +251,7 @@ bool egl_on_frame_event(void * opaque, const LG_RendererFormat format, const uin
return true;
}
void egl_on_alert(void * opaque, const LG_RendererAlert alert, const char * message, bool ** closeFlag)
void egl_on_alert(void * opaque, const LG_MsgAlert alert, const char * message, bool ** closeFlag)
{
struct Inst * this = (struct Inst *)opaque;

2
client/renderers/OpenGL/opengl.c
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@ -377,7 +377,7 @@ bool opengl_on_frame_event(void * opaque, const LG_RendererFormat format, const
return true;
}
void opengl_on_alert(void * opaque, const LG_RendererAlert alert, const char * message, bool ** closeFlag)
void opengl_on_alert(void * opaque, const LG_MsgAlert alert, const char * message, bool ** closeFlag)
{
struct Inst * this = (struct Inst *)opaque;
struct Alert * a = malloc(sizeof(struct Alert));

75
client/src/app.c Normal file
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@ -0,0 +1,75 @@
/*
Looking Glass - KVM FrameRelay (KVMFR) Client
Copyright (C) 2017-2019 Geoffrey McRae <geoff@hostfission.com>
https://looking-glass.hostfission.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 (at your option) 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.
You should have received a copy of the GNU General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "main.h"
#include "debug.h"
#include <stdarg.h>
void app_alert(LG_MsgAlert type, const char * fmt, ...)
{
if (!state.lgr || params.disableAlerts)
return;
va_list args;
va_start(args, fmt);
const int length = vsnprintf(NULL, 0, fmt, args);
va_end(args);
char *buffer = malloc(length + 1);
va_start(args, fmt);
vsnprintf(buffer, length + 1, fmt, args);
va_end(args);
state.lgr->on_alert(
state.lgrData,
type,
buffer,
NULL
);
free(buffer);
}
KeybindHandle app_register_keybind(SDL_Scancode key, SuperEventFn callback, void * opaque)
{
// don't allow duplicate binds
if (state.bindings[key])
{
DEBUG_INFO("Key already bound");
return NULL;
}
KeybindHandle handle = (KeybindHandle)malloc(sizeof(struct KeybindHandle));
handle->key = key;
handle->callback = callback;
handle->opaque = opaque;
state.bindings[key] = handle;
return handle;
}
void app_release_keybind(KeybindHandle * handle)
{
if (!handle)
return;
state.bindings[(*handle)->key] = NULL;
free(*handle);
*handle = NULL;
}

160
client/src/main.c
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@ -17,9 +17,10 @@ this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "main.h"
#include <getopt.h>
#include <signal.h>
#include <SDL2/SDL.h>
#include <SDL2/SDL_syswm.h>
#include <stdio.h>
#include <stdlib.h>
@ -38,100 +39,13 @@ Place, Suite 330, Boston, MA 02111-1307 USA
#include "debug.h"
#include "utils.h"
#include "KVMFR.h"
#include "spice/spice.h"
#include "kb.h"
#include "ll.h"
#include "dynamic/renderers.h"
#include "dynamic/clipboards.h"
#include "interface/app.h"
struct AppState
{
bool running;
bool ignoreInput;
bool escapeActive;
SDL_Scancode escapeAction;
KeybindHandle bindings[SDL_NUM_SCANCODES];
bool keyDown[SDL_NUM_SCANCODES];
bool haveSrcSize;
int windowW, windowH;
SDL_Point srcSize;
LG_RendererRect dstRect;
SDL_Point cursor;
bool cursorVisible;
bool haveCursorPos;
float scaleX, scaleY;
float accX, accY;
const LG_Renderer * lgr;
void * lgrData;
bool lgrResize;
const LG_Clipboard * lgc;
SpiceDataType cbType;
struct ll * cbRequestList;
SDL_Window * window;
int shmFD;
struct KVMFRHeader * shm;
unsigned int shmSize;
uint64_t frameTime;
uint64_t lastFrameTime;
uint64_t renderTime;
uint64_t frameCount;
uint64_t renderCount;
KeybindHandle kbFS;
KeybindHandle kbInput;
};
typedef struct RenderOpts
{
unsigned int size;
unsigned int argc;
LG_RendererOptValue * argv;
}
RendererOpts;
struct AppParams
{
const char * configFile;
bool autoResize;
bool allowResize;
bool keepAspect;
bool borderless;
bool fullscreen;
bool center;
int x, y;
unsigned int w, h;
char * shmFile;
unsigned int shmSize;
unsigned int fpsLimit;
bool showFPS;
bool useSpiceInput;
bool useSpiceClipboard;
char * spiceHost;
unsigned int spicePort;
bool clipboardToVM;
bool clipboardToLocal;
bool scaleMouseInput;
bool hideMouse;
bool ignoreQuit;
bool allowScreensaver;
bool grabKeyboard;
SDL_Scancode escapeKey;
bool disableAlerts;
bool forceRenderer;
unsigned int forceRendererIndex;
RendererOpts rendererOpts[LG_RENDERER_COUNT];
char * windowTitle;
};
// forwards
static int cursorThread(void * unused);
static int renderThread(void * unused);
static int frameThread (void * unused);
struct AppState state;
struct AppParams params =
@ -168,25 +82,6 @@ struct AppParams params =
.windowTitle = "Looking Glass (Client)"
};
struct CBRequest
{
SpiceDataType type;
LG_ClipboardReplyFn replyFn;
void * opaque;
};
struct KeybindHandle
{
SDL_Scancode key;
SuperEventFn callback;
void * opaque;
};
// forwards
static int cursorThread(void * unused);
static int renderThread(void * unused);
static int frameThread (void * unused);
static void updatePositionInfo()
{
if (state.haveSrcSize)
@ -853,12 +748,9 @@ int eventFilter(void * userdata, SDL_Event * event)
SDL_SetWindowGrab(state.window, serverMode);
DEBUG_INFO("Server Mode: %s", serverMode ? "on" : "off");
if (state.lgr && !params.disableAlerts)
state.lgr->on_alert(
state.lgrData,
app_alert(
serverMode ? LG_ALERT_SUCCESS : LG_ALERT_WARNING,
serverMode ? "Capture Enabled" : "Capture Disabled",
NULL
serverMode ? "Capture Enabled" : "Capture Disabled"
);
if (!serverMode)
@ -1028,6 +920,10 @@ static void toggle_fullscreen(SDL_Scancode key, void * opaque)
static void toggle_input(SDL_Scancode key, void * opaque)
{
state.ignoreInput = !state.ignoreInput;
app_alert(
LG_ALERT_INFO,
state.ignoreInput ? "Input Disabled" : "Input Enabled"
);
}
static void register_key_binds()
@ -1462,8 +1358,8 @@ void doHelp(char * app)
params.w,
params.h,
params.escapeKey,
params.disableAlerts ? "disabled" : "enabled",
SDL_GetScancodeName(params.escapeKey)
SDL_GetScancodeName(params.escapeKey),
params.disableAlerts ? "disabled" : "enabled"
);
}
@ -2001,31 +1897,3 @@ int main(int argc, char * argv[])
return ret;
}
KeybindHandle app_register_keybind(SDL_Scancode key, SuperEventFn callback, void * opaque)
{
// don't allow duplicate binds
if (state.bindings[key])
{
DEBUG_INFO("Key already bound");
return NULL;
}
KeybindHandle handle = (KeybindHandle)malloc(sizeof(struct KeybindHandle));
handle->key = key;
handle->callback = callback;
handle->opaque = opaque;
state.bindings[key] = handle;
return handle;
}
void app_release_keybind(KeybindHandle * handle)
{
if (!handle)
return;
state.bindings[(*handle)->key] = NULL;
free(*handle);
*handle = NULL;
}

131
client/src/main.h Normal file
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@ -0,0 +1,131 @@
/*
Looking Glass - KVM FrameRelay (KVMFR) Client
Copyright (C) 2017-2019 Geoffrey McRae <geoff@hostfission.com>
https://looking-glass.hostfission.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 (at your option) 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.
You should have received a copy of the GNU General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdbool.h>
#include <SDL2/SDL.h>
#include "interface/app.h"
#include "dynamic/renderers.h"
#include "dynamic/clipboards.h"
#include "spice/spice.h"
struct AppState
{
bool running;
bool ignoreInput;
bool escapeActive;
SDL_Scancode escapeAction;
KeybindHandle bindings[SDL_NUM_SCANCODES];
bool keyDown[SDL_NUM_SCANCODES];
bool haveSrcSize;
int windowW, windowH;
SDL_Point srcSize;
LG_RendererRect dstRect;
SDL_Point cursor;
bool cursorVisible;
bool haveCursorPos;
float scaleX, scaleY;
float accX, accY;
const LG_Renderer * lgr;
void * lgrData;
bool lgrResize;
const LG_Clipboard * lgc;
SpiceDataType cbType;
struct ll * cbRequestList;
SDL_Window * window;
int shmFD;
struct KVMFRHeader * shm;
unsigned int shmSize;
uint64_t frameTime;
uint64_t lastFrameTime;
uint64_t renderTime;
uint64_t frameCount;
uint64_t renderCount;
KeybindHandle kbFS;
KeybindHandle kbInput;
};
typedef struct RenderOpts
{
unsigned int size;
unsigned int argc;
LG_RendererOptValue * argv;
}
RendererOpts;
struct AppParams
{
const char * configFile;
bool autoResize;
bool allowResize;
bool keepAspect;
bool borderless;
bool fullscreen;
bool center;
int x, y;
unsigned int w, h;
char * shmFile;
unsigned int shmSize;
unsigned int fpsLimit;
bool showFPS;
bool useSpiceInput;
bool useSpiceClipboard;
char * spiceHost;
unsigned int spicePort;
bool clipboardToVM;
bool clipboardToLocal;
bool scaleMouseInput;
bool hideMouse;
bool ignoreQuit;
bool allowScreensaver;
bool grabKeyboard;
SDL_Scancode escapeKey;
bool disableAlerts;
bool forceRenderer;
unsigned int forceRendererIndex;
RendererOpts rendererOpts[LG_RENDERER_COUNT];
char * windowTitle;
};
struct CBRequest
{
SpiceDataType type;
LG_ClipboardReplyFn replyFn;
void * opaque;
};
struct KeybindHandle
{
SDL_Scancode key;
SuperEventFn callback;
void * opaque;
};
// forwards
extern struct AppState state;
extern struct AppParams params;