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Sublime Text 3 無法輸入中文的問題

Sublime Text是個人較喜歡的一個編輯器,系統換了Ubuntu16.04後,還是選這個傢伙。安裝完後還沒注意中文輸入的問題,照常使用了幾天後突然發現想切中文輸入法卻切不出來。於是在網上搜了一堆資料,下面是我親測能夠解決的辦法。但是似乎只能用於搜狗輸入法,反正搜狗輸入法夠強大,也沒必要糾結於用什麼輸入法。

1.Sublime Text的安裝

安裝的方式較簡單,自行查詢。

2.相關依賴的安裝

sudo apt-get install build-essential libgtk2.0-dev

3.自行建立sublime_infix.c檔案
#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);
}

接著在終端中輸入命令

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

4.配置

將由上述命令生成的libsublime-imfix.so拷到sublime_text資料夾下

sudo cp libsublime-imfix.so /opt/sublime_text/

修改 /usr/bin/subl 的內容

sudo vim /usr/bin/subl

在第2行加入

export LD_PRELOAD=/opt/sublime_text/libsublime-imfix.so

配置完後在終端模式輸入subl,此時的Sublime Text視窗便可以用搜狗的中文輸入。