gtk c tutorial

1) Build Linux environmentInstall it online and install the following command:To test whether the installation is successful, Knock Glade at the terminal:2) Windows version Environment setupTo download a version of Windows, click here.After double-clicking, always "Next" to install.Note that if it is the Windows version of the Glade design interface, save the time there are 2 formats , Libglade (version before gtk2.12), Gtkbuilder (the new version, now with this edition), the format is not the s

The sequence column is usually located at the bottom of the sequence window, used to display some sequence information of the current sequence window operation sequence. The sequence column component in GTK is gtkstatusbar, you can use gtk_statusbar_new () to create a table.Each component or operation in the window can have a corresponding response message. In order to allow other components or operations in the column, use context in gtkstatusbarID.

You can use g_timeout_add () or g_timeout_add_full () and g_timeout_add () to set the values of g_timeout_add () as follows:Guint g_timeout_add (guint interval,GsourcefuncFunction,GpointerData );The first parameter is the time interval, in milliseconds, and the second parameter is the time-to-call function, the third response is the information sent to the callback functionInternalGeneration and stop of Signal For example, you can use g_timeout_add () to change the values as follows, and the res

gdk_event_translate (event, window) function ); 5. gdkevents-directfb.c Translate the specific window event function gdk_event_translate (dfb1_wevent * dfbevent, gdkwindow * window) This function performs operations based on the DFB event type. For example, the remote control button event is dwet_keydown and dwet_keyup. Call the gdk_directfb_event_make () function to create a gdk event. Call the gdk_directfb_translate_key_event () function to convert the key event 6. gdkkeys-directfb.c Gdk_di

Gtk_callbackvoidOn_toolbutton_about_clicked (Gtkwidget *btn, Gpointer user_data) {Gtkwidget*About_dialog; Gdkpixbuf*logo; Gerror*error=NULL; ConstGchar *author[]={"Guan jiaying"}; About_dialog=gtk_about_dialog_new (); Logo=gdk_pixbuf_new_from_file ("K.ico",error); if(!error) Gtk_about_dialog_set_logo (Gtk_about_dialog (About_dialog), logo); Else{g_print ("error:%s\n",error->message); G_error_free (Error); } gtk_about_dialog_set_program_name (Gtk_about_dialog (about_dialog),"Chinese certificat

If you want to integrate OpenGL in your C # based application you currently only have the option to use either freeglut, SDL or the gtkglarea widget. in this example I show you how to use the gtkglareasharp widget to create the necessary OpenGL context and draw to it using TAO. openGL. additionally we will insert a GTK slider widget to adjust the zoom level (using gltranslate) In the end it shoshould look like: Please note that you have to satisfy

when the button is clickedG_signal_connect (Button,"clicked", G_callback (print_msg), NULL);　//put the button in the box containerGtk_container_add (Gtk_container (button_box), button); //Show window and all its controlsGtk_widget_show_all (Win);}intMainintARGC,Char**argv) {gtkapplication*app; intApp_status; App= Gtk_application_new ("Org.gtk.exmple", G_application_flags_none); G_signal_connect (app,"Activate", G_callback (Activate), NULL); App_status=G_application_run (g_application (APP), arg

display.cinsert.o:insert.c defs.h buffer.hcc-c insert.csearch.o:search.c def S.h buffer.hcc-c search.cfiles.o:files.c defs.h buffer.h command.hcc-c files.cutils.o:utils.c defs.hcc-c utils.ccle AN:RM Edit $ (objects)This allows us to modify the [. O] File simply by modifying it in the variable objects. Rules for emptying file targetsEach makefile should have a purge target file (. O and Executables), which is not only easy to compile, but also keeps the file clean. the general emptying rules are

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#include #include void Enter_button (Gtkwidget *widget, gpointer data) {G_print (" Enter button\n "); } void Leave_button (Gtkwidget *widget, gpointer data) {G_print ("Leave button\n");} int main (int argc, char* argv[]) { Gtkwidget

Wireshark data packet capture tutorial-installing WiresharkWireshark data packet capture tutorial-install Wireshark learn how to download and install Wireshark based on your operating system in the previous section. This book focuses on the development version 1.99.7 (Chinese version). The following describes how to install Wireshark on Windows and Linux respectively.Install Wireshark in Windows [instance 1

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Ghashtable allows you to store data in the form of a metadata table. When storing data, you can specify the key to calculate the hash value to determine the storage location of the data. You need to retrieve the data, it also specifies the key to

During application security or user authentication and configuration, you can provide the user's "Wizard" for selection, configuration, and information filling, in the step by step process, the user is prompted to complete all the necessary options

In Linux systems, to send data between two processing programs, pipe must be used. You can use the pipe () function to open pipe, you need to upload two file descriptor: Gint parent_to_child [2]; If (pipe (parent_to_child)=-1 ){ G_error ("failed:

- - Http://www.limodev.cn/blog We are committed to learning and researching Linux-based embedded systems, including kernel, driver, Gui, MMI, software design and optimization. You are welcome to exchange links. Download the code

Gtkframe is a sub-class of gtkcontainer. It can contain sub-components and contain an external frame and text: Gtkcontainer + ---- Gtkbin + ---- Gtkframe You can use gtk_frame_new () to create a gtkframe and specify the cursor text when

InWhen opening a legal case or another legal case in the program, the legal representative will be used to allow users to conveniently select or decide the legal case name, the gtkfilechooserbutton can provideFor the response function of the caller,

Gtkspinbutton is a component that allows the user to adjust the value. It has an up or down arrow and is pressed, you can set the upper and lower limits of the input values, the number of small numbers, and the value of increment by pressing the

GtkprogressbarYou can use gtk_progress_bar_new () to createGtkprogressbar. To set the progress ratio, you can use the gtk_progress_bar_set_fraction () function. The value can be set to 0.01.0. You can useGtk_progress_bar_get_fraction. You can use