在Ubuntu 14.04中使SublimeText 3支持中文輸入法

在Ubuntu 14.04中安裝了SublimeText 3以後發現既然不支持輸入中文,因而在網上搜羅一下,發現不少人遇到了一樣的問題,可是解決辦法大該就只有一個。下面根據自身的安裝及解決辦法總結以下:linux


1. SublimeText 3的安裝
    安裝方式有多種,本文所描述的是從官方網站上下載64位的.deb文件 ,具體爲http://c758482.r82.cf2.rackcdn.com/sublime-text_build-3059_amd64.deb文件,下載後雙擊即會自動使用默認的安裝軟件安裝。

2. 相關依賴軟件的安裝
    sudo apt-get install build-essential libgtk2.0-devvim

 

3. 拷貝以下代碼到文件sublime_imfix.c文件中,該文件須要本身建立,隨便放到那裏都行。sublime-text

/*
 * sublime-imfix.c
 * Use LD_PRELOAD to interpose some function to fix sublime input method support for linux.
 * By Cjacker Huang <jianzhong.huang at i-soft.com.cn> *
 *
 * gcc -shared -o libsublime-imfix.so sublime_imfix.c  `pkg-config --libs --cflags gtk+-2.0` -fPIC
 * LD_PRELOAD=./libsublime-imfix.so sublime_text
 */
#include <gtk/gtk.h>
#include <gdk/gdkx.h>

typedef GdkSegment GdkRegionBox;

struct _GdkRegion
{
    long size;
    long numRects;
    GdkRegionBox *rects;
    GdkRegionBox extents;
};

GtkIMContext *local_context;

void
gdk_region_get_clipbox (const GdkRegion *region,
                        GdkRectangle    *rectangle)
{
    g_return_if_fail (region != NULL);
    g_return_if_fail (rectangle != NULL);

    rectangle->x = region->extents.x1;
    rectangle->y = region->extents.y1;
    rectangle->width = region->extents.x2 - region->extents.x1;
    rectangle->height = region->extents.y2 - region->extents.y1;
    GdkRectangle rect;
    rect.x = rectangle->x;
    rect.y = rectangle->y;
    rect.width = 0;
    rect.height = rectangle->height;

    //The caret width is 2;
    //Maybe sometimes we will make a mistake, but for most of the time, it should be the caret.
    if (rectangle->width == 2 && GTK_IS_IM_CONTEXT(local_context)) {
        gtk_im_context_set_cursor_location(local_context, rectangle);
    }
}

//this is needed, for example, if you input something in file dialog and return back the edit area
//context will lost, so here we set it again.

static GdkFilterReturn event_filter (GdkXEvent *xevent, GdkEvent *event, gpointer im_context)
{
    XEvent *xev = (XEvent *)xevent;

    if (xev->type == KeyRelease && GTK_IS_IM_CONTEXT(im_context)) {
        GdkWindow *win = g_object_get_data(G_OBJECT(im_context), "window");

        if (GDK_IS_WINDOW(win)) {
            gtk_im_context_set_client_window(im_context, win);
        }
    }

    return GDK_FILTER_CONTINUE;
}

void gtk_im_context_set_client_window (GtkIMContext *context,
                                      GdkWindow    *window)
{
    GtkIMContextClass *klass;
    g_return_if_fail (GTK_IS_IM_CONTEXT (context));
    klass = GTK_IM_CONTEXT_GET_CLASS (context);

    if (klass->set_client_window) {
        klass->set_client_window (context, window);
    }

    if (!GDK_IS_WINDOW (window)) {
        return;
    }

    g_object_set_data(G_OBJECT(context), "window", window);
    int width = gdk_window_get_width(window);
    int height = gdk_window_get_height(window);

    if (width != 0 && height != 0) {
        gtk_im_context_focus_in(context);
        local_context = context;
    }

    gdk_window_add_filter (window, event_filter, context);
}

按照文件頭上註釋所說的編譯該文件,在終端裏進入到存放該文件的目錄中,輸入以下命令:bash

    gcc -shared -o libsublime-imfix.so sublime_imfix.c  `pkg-config --libs --cflags gtk+-2.0` -fPICapp

最後在當前目錄下獲得libsublime-imfix.so這個共享庫。網站


4. 中文輸入
    到這裏默認已經裝好了中文輸入法(搜狗輸入法linux版)。獲得第3步中的庫libsublime-imfix.so以後,先試試看是否能正常使用中文輸入法,在終端中輸入以下命令:ui

    LD_PRELOAD=./libsublime-imfix.so subl             #subl是安裝好SublimeText 3後的程序啓動命令this

若是一切正常,在啓動以後,搜狗輸入法就能能夠輸入了。

5. 爲了方便
    在第4步中若是每次都輸入LD_PRELOAD這樣顯得太不方便了,在這裏提供簡單修改圖標鏈接的方式,快速打開SublimeText。將libsublime-imfix.so拷貝到系統庫的默認路徑中:
    sudo cp libsublime-imfix.so /usr/lib/
    修改/usr/share/applications/sublime_text.desktop文件
    sudo vim /usr/share/applications/sublime_text.desktop
    打開後將Exec=/opt/sublime_text/sublime_text %F修改成
    Exec=bash -c 'LD_PRELOAD=/usr/lib/libsublime-imfix.so /opt/sublime_text/sublime_text' %F

   將Exec=/opt/sublime_text/sublime_text -n修改成
    Exec=bash -c 'LD_PRELOAD=/usr/lib/libsublime-imfix.so /opt/sublime_text/sublime_text' -n
這樣就經過快捷方式打開SublimeText 3就能夠支持中文輸入了。spa

注:第五步僅限使用.deb文件安裝的狀況,若是使用源碼安裝的則須要變通一下,寫個腳本將LD_PRELOAD加上便可code

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