From c27e15cfc659c3a68beb9db82242a2468b84e7e9 Mon Sep 17 00:00:00 2001 From: patacongo Date: Sat, 5 May 2012 17:27:03 +0000 Subject: [PATCH] Beginning of an SMTPE11 touchscreen/IO expander driver git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4700 42af7a65-404d-4744-a932-0658087f49c3 --- README.txt | 182 ++++++++++++++++++++++++++--------------------------- 1 file changed, 91 insertions(+), 91 deletions(-) diff --git a/README.txt b/README.txt index 99b1d8fda..e4ed3be3a 100755 --- a/README.txt +++ b/README.txt @@ -1,91 +1,91 @@ -NXWidgets -========= - -In order to better support NuttX based platforms, a special graphical user -interface has been created called NXWidgets. NXWidgets is written in C++ -and integrates seamlessly with the NuttX NX graphics subsystem in order -to provide graphic objects, or "widgets," in the NX Graphics Subsystem - -Some of the features of NXWidgets include: - -o Conservative C++ - - NXWidgets is written entirely in C++ but using only selected “embedded - friendly” C++ constructs that are fully supported under NuttX. No - additional C++ support libraries are required. - -o NX Integration - - NXWidgets integrate seamlessly with the NX graphics system. Think of the - X server under Linux … the NX graphics system is like a tiny X server - that provides windowing under NuttX. By adding NXWidgets, you can support - graphics objects like buttons and text boxes in the NX windows and toolbars. - -o Small Footprint - - NXWidgets is tailored for use MCUs in embedded applications. It is ideally - suited for mid- and upper-range of most MCU families. A complete NXWidgets - is possible in as little as 40Kb of FLASH and maybe 4Kb of SRAM. - -o Output Devices - - NXWidgets will work on the high-end frame buffer devices as well as on LCDs - connected via serial or parallel ports to a small MCU. - -o Input Devices - - NXWidgets will accept position and selection inputs from a mouse or a - touchscreen. It will also support character input from a keyboard such as a - USB keyboard. NXWidgets supports on very special widget called CKeypad that - will provide keyboard input via an on-screen keypad that can be operated - via mouse or touchscreen inputs. - -o Many Graphic Objects - - Some of the graphic objects supported by NXWidgets include labels, buttons, - text boxes, button arrays, check boxes, cycle buttons, images, sliders, - scrollable list boxes, progress bars, and more. - -Note: Many of the fundamental classed in NxWidgets derive from the Antony -Dzeryn's "Woopsi" project: http://woopsi.org/ which also has a BSD style -license. See the COPYING file for details. - -Directory Structure -=================== - -libnxwidgets - - The source code, header files, and build environment for NxWidgets is - provided in this directory. - -UnitTests - - Provides a collection of unit-level tests for many of the individual - widgets provided by libnxwidgets. - -nxwm - - This directory holds a tiny desktop for small embedded devices with a - touchscreen,. NxWM. NxWM is truly multiple window manager but only one - window is displayed at a time. This simplification helps performance on - LCD based products (in the same way that a tiled window manager helps) - and also makes the best use of small displays. It is awkward from a - human factors point-of-view trying to manage multiple windows on a - small display. - - The window manager consists of a task bar with icons representing the - running tasks. If you touch the tasks icon, it comes to the top. Each - window has a toolbar with (1) a title, (2) a minimize button, and (3) a - stop application button using the standard icons for these things. - - There is always a start window that is available in the task bar. When - you touch the start window icon, it brings up the start window containing - icons representing all of the available applications. If you touch an - icon in the start window, it will be started and added to the task bar. - - There is a base class that defines an add-on application and an - interface that supports incorporation of new application. The only - application that is provided is NxConsole. This is an NSH session - running in a window. I should be able to select the NX icon in the start - menu and create as many NSH sessions in windows as I want. (keybard input - still comes through serial). +NXWidgets +========= + +In order to better support NuttX based platforms, a special graphical user +interface has been created called NXWidgets. NXWidgets is written in C++ +and integrates seamlessly with the NuttX NX graphics subsystem in order +to provide graphic objects, or "widgets," in the NX Graphics Subsystem + +Some of the features of NXWidgets include: + +o Conservative C++ + + NXWidgets is written entirely in C++ but using only selected “embedded + friendly” C++ constructs that are fully supported under NuttX. No + additional C++ support libraries are required. + +o NX Integration + + NXWidgets integrate seamlessly with the NX graphics system. Think of the + X server under Linux … the NX graphics system is like a tiny X server + that provides windowing under NuttX. By adding NXWidgets, you can support + graphics objects like buttons and text boxes in the NX windows and toolbars. + +o Small Footprint + + NXWidgets is tailored for use MCUs in embedded applications. It is ideally + suited for mid- and upper-range of most MCU families. A complete NXWidgets + is possible in as little as 40Kb of FLASH and maybe 4Kb of SRAM. + +o Output Devices + + NXWidgets will work on the high-end frame buffer devices as well as on LCDs + connected via serial or parallel ports to a small MCU. + +o Input Devices + + NXWidgets will accept position and selection inputs from a mouse or a + touchscreen. It will also support character input from a keyboard such as a + USB keyboard. NXWidgets supports on very special widget called CKeypad that + will provide keyboard input via an on-screen keypad that can be operated + via mouse or touchscreen inputs. + +o Many Graphic Objects + + Some of the graphic objects supported by NXWidgets include labels, buttons, + text boxes, button arrays, check boxes, cycle buttons, images, sliders, + scrollable list boxes, progress bars, and more. + +Note: Many of the fundamental classed in NxWidgets derive from the Antony +Dzeryn's "Woopsi" project: http://woopsi.org/ which also has a BSD style +license. See the COPYING file for details. + +Directory Structure +=================== + +libnxwidgets + + The source code, header files, and build environment for NxWidgets is + provided in this directory. + +UnitTests + + Provides a collection of unit-level tests for many of the individual + widgets provided by libnxwidgets. + +nxwm + + This directory holds a tiny desktop for small embedded devices with a + touchscreen,. NxWM. NxWM is true multiple window manager but only one + window is displayed at a time. This simplification helps performance on + LCD based products (in the same way that a tiled window manager helps) + and also makes the best use of small displays. It is awkward from a + human factors point-of-view trying to manage multiple windows on a + small display. + + The window manager consists of a task bar with icons representing the + running tasks. If you touch the tas'ks icon, it comes to the top. Each + window has a toolbar with (1) a title, (2) a minimize button, and (3) a + stop application button using the standard icons for these things. + + There is always a start window that is available in the task bar. When + you touch the start window icon, it brings up the start window containing + icons representing all of the available applications. If you touch an + icon in the start window, it will be started and added to the task bar. + + There is a base class that defines an add-on application and an + interface that supports incorporation of new application. The only + application that is provided is NxConsole. This is an NSH session + running in a window. You should be able to select the NX icon in the start + menu and create as many NSH sessions in windows as you want. (keybard input + still comes through serial).