GTK:Visual Studio问题

我是

出于开发原因,我必须构建GTK堆栈的调试版本。构建它之后,我为GTK设置了pkg-config,下面是我在Visual Studio中的示例程序

#include<gtk/gtk.h>
#include<stdio.h>
#include<string.h>

int main(int argv, char* argc)
{
    GtkWidget *window, *label;
    gtk_init(&argv, &argc);
    window = gtk_window_new(GTK_WINDOW_TOP_LEVEL);
    gtk_window_set_title(GTK_WINDOW(window), "Window");
    gtk_window_set_size_request(window, 300, 100);
    label = gtk_label_new("Click Me");
    gtk_label_set_selectable(GTK_LABEL(label), TRUE);
    gtk_container_add(GTK_CONTAINER(window), label);
    g_signal_connect(G_OBJECT(window), "key_press_event", G_CALLBACK(key_press_event), label);
    gtk_window_show_all(window);
    gtk_main();
}

static gboolean key_press_event(GtkWidget* window, GdkEvent* event, gpointer label)
{
    GtkWidget* newlabel;
    newlabel = GTK_LABEL(label);
    const gchar wtitle[100];
    strncpy(wtitle, gtk_window_get_title(GTK_WINDOW(window)), sizeof(wtitle));
    gtk_window_set_title(GTK_WINDOW(window),gtk_label_get_text(GTK_LABEL(newlabel)));
    gtk_label_set_text(GTK_LABEL(newlabel), wtitle);
    return false;
}

以下是我pkg-config --cflags gtk-3-vs12 --msvc-syntax在项目属性-> C / C ++->命令行->其他选项中包含的内容:

/Ic:/gtk_compilation/vs12/win32/include /Ic:/gtk_compilation/vs12/win32/include/gtk /Ic:/gtk_compilation/vs12/win32/include/gdk /Ic:/gtk_compilation/vs12/win32/include/pango /Ic:/gtk_compilation/vs12/win32/include/atk /Ic:/gtk_compilation/vs12/win32/include/cairo  /Ic:/gtk_compilation/vs12/win32/include/fontconfig /Ic:/gtk_compilation/vs12/win32/include/gdk-pixbuf /Ic:/gtk_compilation/vs12/win32/include/glib 

以下是我pkg-config --libs gtk-3-vs12 --msvc-syntax在项目属性->链接器->命令行->其他选项中包含的内容:

/libpath:c:/gtk_compilation/vs12/win32/lib gtk-3-vs12.lib gdk3-win32.lib gdi32.lib imm32.lib shell32.lib ole32.lib -Wl,-luuid pangocairo.lib pangowin32.lib pango-1-vs12.lib m.lib atk-1-vs12.lib cairo-gobject.lib cairo-vs10.lib gdk_pixbuf-2-vs12.lib gio-2-vs12.lib gobject-2-vs12.lib glib-2-vs12.lib intl.lib 

仍然出现以下错误:

Error   9   error C2065: 'false' : undeclared identifier    c:\users\sajith\documents\visual studio 2013\projects\consoleapplication8\consoleapplication8\testapp.c 28  1   ConsoleApplication8
Error   3   error C2065: 'GTK_WINDOW_TOP_LEVEL' : undeclared identifier c:\users\sajith\documents\visual studio 2013\projects\consoleapplication8\consoleapplication8\testapp.c 9   1   ConsoleApplication8
Error   5   error C2065: 'key_press_event' : undeclared identifier  c:\users\sajith\documents\visual studio 2013\projects\consoleapplication8\consoleapplication8\testapp.c 15  1   ConsoleApplication8

有人能启发我解决这个问题吗?

Andlabs

首先,常量名称不是GTK_WINDOW_TOP_LEVEL,而是GTK_WINDOW_TOPLEVEL

其次,您需要先声明key_press_event()才能在中引用它main()您有两个选择:将函数本身移至before main(),或添加该行

static gboolean key_press_event(GtkWidget* window, GdkEvent* event, gpointer label);

到以前main()

第三,您希望key_press_event()返回FALSE,而不是返回false

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