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splitting xcb.cc into .h file.
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XCBJS now subclasses ObjectWrap
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@CrypticSwarm
CrypticSwarm committed Sep 13, 2011
1 parent 7afcb65 commit 9e48a3e
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Showing 2 changed files with 119 additions and 78 deletions.
172 changes: 94 additions & 78 deletions src/xcb.cc
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Expand Up @@ -17,93 +17,111 @@ using namespace v8;
using namespace node;
using namespace XCBJS;

static xcb_screen_t *screen;
static Persistent<Object> t;

class XCBJS {

public:
static void Init(Handle<Object> target) {
HandleScope scope;
t = Persistent<Object>::New(target);
Config::connection = xcb_connect(NULL, NULL);
const xcb_setup_t *setup = xcb_get_setup(Config::connection);
xcb_screen_iterator_t iter = xcb_setup_roots_iterator(setup);
screen = iter.data;
NODE_SET_METHOD(target, "flush", XCBJS::flush);
NODE_SET_METHOD(target, "generateId", XCBJS::generateId);
NODE_SET_METHOD(target, "manageWindows", XCBJS::manageWindows);
NODE_SET_METHOD(target, "getRoot", XCBJS::getRoot);
NODE_SET_METHOD(target, "getScreen", XCBJS::getScreen);
NODE_SET_METHOD(target, "getSetup", XCBJS::getSetup);
NODE_SET_METHOD(target, "help", XCBJS::help);
Event::Init(target);
InitXCB2JSStructs(t);
Enum::Init(t);
Request::Init(t);
}

static Handle<Value> getSetup(const Arguments& args) {
HandleScope scope;
return toJS(const_cast<xcb_setup_t *>(xcb_get_setup(Config::connection)));
}
void XCBJS::Init(Handle<Object> target) {
HandleScope scope;
t = Persistent<Object>::New(target);

constructor = Persistent<FunctionTemplate>::New(FunctionTemplate::New(XCBJS::New));
constructor->InstanceTemplate()->SetInternalFieldCount(1);
constructor->SetClassName(String::NewSymbol("XConnection"));

Local<ObjectTemplate> proto = constructor->PrototypeTemplate();

NODE_SET_METHOD(target, "flush", XCBJS::flush);
NODE_SET_METHOD(target, "generateId", XCBJS::generateId);
NODE_SET_METHOD(target, "manageWindows", XCBJS::manageWindows);
NODE_SET_METHOD(target, "getRoot", XCBJS::getRoot);
NODE_SET_METHOD(target, "getScreen", XCBJS::getScreen);
NODE_SET_METHOD(target, "getSetup", XCBJS::getSetup);
NODE_SET_METHOD(target, "help", XCBJS::help);
NODE_SET_METHOD(target, "surfaceTest", XCBJS::surfaceTest);
Event::Init(target);
InitXCB2JSStructs(t);
Enum::Init(t);
Request::Init(t);
}

static Handle<Value> getScreen(const Arguments& args) {
HandleScope scope;
return toJS(screen);
void XCBJS::New(const Arguments& args) {
HandleScope scope;
if (!args[0]->IsFunction()) {
return v8::ThrowException(v8::Exception::TypeError(v8::String::New("First argument must be an Function.")));
}
Local<Function> cb = Local<Function>::Cast(args[0]);
XCBJS *xcbjs = new XCBJS();
xcbjs->Wrap(args.This());
Handle<Object> obj = toJS(const_cast<xcb_setup_t *>(xcb_get_setup(Config::connection)));
Local<Value> params[1] = { obj };
cb->Call(args.This(), 1, params);
return Undefined();
}

static Handle<Value> flush(const Arguments& args) {
HandleScope scope;
xcb_flush(Config::connection);
return Undefined();
}
XCBJS::XCBJS() {
Config::connection = xcb_connect(NULL, NULL);
const xcb_setup_t *setup = xcb_get_setup(Config::connection);
xcb_screen_iterator_t iter = xcb_setup_roots_iterator(setup);
screen = iter.data;
}

static Handle<Value> generateId(const Arguments& args) {
HandleScope scope;
xcb_window_t ret = xcb_generate_id(Config::connection);
return Integer::New(ret);
}
Handle<Value> XCBJS::getSetup(const Arguments& args) {
HandleScope scope;
return toJS(const_cast<xcb_setup_t *>(xcb_get_setup(Config::connection)));
}

static Handle<Value> createGC(const Arguments& args) {
HandleScope scope;
uint32_t mask = XCB_GC_FOREGROUND | XCB_GC_GRAPHICS_EXPOSURES;
uint32_t values[2] = {screen->black_pixel, 0};
xcb_gcontext_t black = args[0]->Int32Value();
xcb_window_t window = args[1]->Int32Value();
xcb_create_gc(Config::connection, black, window, mask, values);

return Undefined();
}
Handle<Value> XCBJS::getScreen(const Arguments& args) {
HandleScope scope;
return toJS(screen);
}

static Handle<Value> manageWindows(const Arguments& args) {
HandleScope scope;
uint32_t values[1] = { XCB_EVENT_MASK_STRUCTURE_NOTIFY
| XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT
| XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY
| XCB_EVENT_MASK_KEY_PRESS };
xcb_void_cookie_t cookie = xcb_change_window_attributes_checked(Config::connection, screen->root, XCB_CW_EVENT_MASK, values);
xcb_request_check(Config::connection, cookie);
xcb_flush(Config::connection);
return Undefined();
}
Handle<Value> XCBJS::flush(const Arguments& args) {
HandleScope scope;
xcb_flush(Config::connection);
return Undefined();
}

static Handle<Value> getRoot(const Arguments& args) {
HandleScope scope;
return scope.Close(Integer::New(screen->root));
}
Handle<Value> XCBJS::generateId(const Arguments& args) {
HandleScope scope;
xcb_window_t ret = xcb_generate_id(Config::connection);
return Integer::New(ret);
}

static Handle<Value> help(const Arguments& args) {
HandleScope scope;
Handle<String> help = Handle<String>::Cast(args[0]);
Handle<String> str = Request::Docs(help);
if (str->Equals(Undefined())) str = eventDocs(help);
if (str->Equals(Undefined())) str = structDocs(help);
return scope.Close(str);
}
Handle<Value> XCBJS::createGC(const Arguments& args) {
HandleScope scope;
uint32_t mask = XCB_GC_FOREGROUND | XCB_GC_GRAPHICS_EXPOSURES;
uint32_t values[2] = {screen->black_pixel, 0};
xcb_gcontext_t black = args[0]->Int32Value();
xcb_window_t window = args[1]->Int32Value();
xcb_create_gc(Config::connection, black, window, mask, values);

private:
};
return Undefined();
}

Handle<Value> XCBJS::manageWindows(const Arguments& args) {
HandleScope scope;
uint32_t values[1] = { XCB_EVENT_MASK_STRUCTURE_NOTIFY
| XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT
| XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY
| XCB_EVENT_MASK_KEY_PRESS };
xcb_void_cookie_t cookie = xcb_change_window_attributes_checked(Config::connection, screen->root, XCB_CW_EVENT_MASK, values);
xcb_request_check(Config::connection, cookie);
xcb_flush(Config::connection);
return Undefined();
}

Handle<Value> XCBJS::getRoot(const Arguments& args) {
HandleScope scope;
return scope.Close(Integer::New(screen->root));
}

Handle<Value> XCBJS::help(const Arguments& args) {
HandleScope scope;
Handle<String> help = Handle<String>::Cast(args[0]);
Handle<String> str = Request::Docs(help);
if (str->Equals(Undefined())) str = eventDocs(help);
if (str->Equals(Undefined())) str = structDocs(help);
return scope.Close(str);
}

};

Expand All @@ -113,5 +131,3 @@ init (v8::Handle<v8::Object> target)
v8::HandleScope scope;
XCBJS::XCBJS::Init(target);
}


25 changes: 25 additions & 0 deletions src/xcb.h
View file
@@ -0,0 +1,25 @@
#ifndef __XCBJS__
#define __XCBJS__

namespace XCBJS {

class XCBJS : public ObjectWrap {
public:
static void Init(Handle<Object> target);
static Handle<Value> New(const Arguments& args);
static Handle<Value> getSetup(const Arguments& args);
static Handle<Value> getScreen(const Arguments& args);
static Handle<Value> flush(const Arguments& args);
static Handle<Value> generateId(const Arguments& args);
static Handle<Value> createGC(const Arguments& args);
static Handle<Value> manageWindows(const Arguments& args);
static Handle<Value> getRoot(const Arguments& args);
static Handle<Value> help(const Arguments& args);
static Handle<Value> surfaceTest(const Arguments& args);
private:
xcb_connection_t * connection;
};

};

#endif

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