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"User Interface"
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"Notebook User Interface"
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"This notebook describes the user interface of the IPython Notebook. This includes both mouse and keyboard based navigation and interaction.\n",
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"This notebook describes the user interface of the IPython Notebook. This includes both mouse and keyboard based navigation and interaction."
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"<div class=\"alert\" style=\"margin: 10px\">\n",
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"As of IPython 2.0, the user interface has changed significantly. Because of this we highly recommend existing users to review this information after upgrading to IPython 2.0. All new users of IPython should review this information as well.\n",
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"Modal editor"
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"Starting with IPython 2.0, the IPython Notebook has a modal user interface. This means that the keyboard does different things depending on which mode the Notebook is in. There are two modes: edit mode and command mode."
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"<div class=\"alert\">\n",
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"As of IPython 2.0, the user interface has changed significantly. Because of this we highly recommend existing users to review this information after upgrading to IPython 2.0. All new users of IPython should review this information as well.\n",
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"Edit mode"
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"Edit mode is indicated by a green cell border and a prompt showing in the editor area:\n",
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"The notebook UI has the following main areas:\n",
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"<img src=\"images/edit_mode.png\">\n",
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"When a cell is in edit mode, you can type into the cell, like a normal text editor.\n",
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"* Menu\n",
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"* Toolbar\n",
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"* Notebook area and cells\n",
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"<div class=\"alert alert-success\" style=\"margin: 10px\">\n",
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"IPython 2.0 has an interactive tour of these elements that can be started in the \"Help:User Interface Tour\" menu item."
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"Enter edit mode by pressing `enter` or using the mouse to click on a cell's editor area.\n",
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"Command mode is indicated by a grey cell border:\n",
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"Starting with IPython 2.0, the IPython Notebook has a modal user interface. This means that the keyboard does different things depending on which mode the Notebook is in. There are two modes: edit mode and command mode."
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"\n",
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"When you are in command mode, you are able to edit the notebook as a whole, but not type into individual cells. Most importantly, in command mode, the keyboard is mapped to a set of shortcuts that let you perform notebook and cell actions efficiently. For example, if you are in command mode and you press `c`, you will copy the current cell - no modifier is needed.\n",
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"<div class=\"alert alert-error\" style=\"margin: 10px\">\n",
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"<div class=\"alert alert-success\" style=\"margin: 10px\">\n",
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"Enter command mode by pressing `esc` or using the mouse to click *outside* a cell's editor area.\n",
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"All navigation and actions in the Notebook are available using the mouse through the menubar and toolbar, which are both above the main Notebook area:\n",
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"The first idea of mouse based navigation is that **cells can be selected by clicking on them.** The currently selected cell gets a grey or green border depending on whether the notebook is in edit or command mode. If you click inside a cell's editor area, you will enter edit mode. If you click on the prompt or output area of a cell you will enter command mode.\n",
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"If you are running this notebook in a live session (not on http://nbviewer.ipython.org) try selecting different cells and going between edit and command mode. Try typing into a cell."
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"The second idea of mouse based navigation is that **cell actions usually apply to the currently selected cell**. Thus if you want to run the code in a cell, you would select it and click the \"Play\" button in the toolbar or the \"Cell:Run\" menu item. Similarly, to copy a cell you would select it and click the \"Copy\" button in the toolbar or the \"Edit:Copy\" menu item. With this simple pattern, you should be able to do most everything you need with the mouse.\n",
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"Markdown and heading cells have one other state that can be modified with the mouse. These cells can either be rendered or unrendered. When they are rendered, you will see a nice formatted representation of the cell's contents. When they are unrendered, you will see the raw text source of the cell. To render the selected cell with the mouse, click the \"Play\" button in the toolbar or the \"Cell:Run\" menu item. To unrender the selected cell, double click on the cell."
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"The modal user interface of the IPython Notebook has been optimized for efficient keyboard usage. This is made possible by having two different sets of keyboard shortcuts: one set that is active in edit mode and another in command mode.\n",
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"When you are in command mode, you are able to edit the notebook as a whole, but not type into individual cells. Most importantly, in command mode, the keyboard is mapped to a set of shortcuts that let you perform notebook and cell actions efficiently. For example, if you are in command mode and you press `c`, you will copy the current cell - no modifier is needed."
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"<div class=\"hbox\"><div class=\"box-flex0\"><div class=\"quickhelp\"><span class=\"shortcut_key\">esc</span><span class=\"shortcut_descr\"> : command mode</span></div><div class=\"quickhelp\"><span class=\"shortcut_key\">ctrl+m</span><span class=\"shortcut_descr\"> : command mode</span></div><div class=\"quickhelp\"><span class=\"shortcut_key\">shift+enter</span><span class=\"shortcut_descr\"> : run cell</span></div><div class=\"quickhelp\"><span class=\"shortcut_key\">ctrl+enter</span><span class=\"shortcut_descr\"> : run cell, select below</span></div></div><div class=\"box-flex0\"><div class=\"quickhelp\"><span class=\"shortcut_key\">alt+enter</span><span class=\"shortcut_descr\"> : run cell, insert below</span></div><div class=\"quickhelp\"><span class=\"shortcut_key\">alt+-</span><span class=\"shortcut_descr\"> : split cell</span></div><div class=\"quickhelp\"><span class=\"shortcut_key\">meta+s</span><span class=\"shortcut_descr\"> : save notebook</span></div><div class=\"quickhelp\"><span class=\"shortcut_key\">ctrl+s</span><span class=\"shortcut_descr\"> : save notebook</span></div></div></div>"
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"The second idea of mouse based navigation is that **cell actions usually apply to the currently selected cell**. Thus if you want to run the code in a cell, you would select it and click the <button><i class=\"icon-play\"></i></button> button in the toolbar or the \"Cell:Run\" menu item. Similarly, to copy a cell you would select it and click the <button><i class=\"icon-copy\"></i></button> button in the toolbar or the \"Edit:Copy\" menu item. With this simple pattern, you should be able to do most everything you need with the mouse.\n",
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"IPython.keyboard_manager.command_shortcuts.remove_shortcut('r');"
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"text": [
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"<IPython.core.display.Javascript at 0x10e8d1950>"
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{
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"If you want your keyboard shortcuts to be active for all of your notebooks, put the above API calls into your `<profile>/static/custom/custom.js` file."
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"We recommend learning the command mode shortcuts in the following rough order:\n",
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"\n",
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"1. Basic navigation: `enter`, `shift-enter`, `up/k`, `down/j`\n",
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"2. Saving the notebook: `s`\n",
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"2. Cell types: `y`, `m`, `1-6`, `t`\n",
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"3. Cell creation and movement: `a`, `b`, `ctrl+k`, `ctrl+j`\n",
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"4. Cell editing: `x`, `c`, `v`, `d`, `z`, `shift+=`\n",
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"5. Kernel operations: `i`, `.`"
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{
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{
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@@
-383,62
+217,27
b''
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"source": [
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"Utilities"
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"source": [
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"source": [
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393
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"We use the following functions to generate the keyboard shortcut listings above."
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227
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"The notebook UI and notebook documents are a linear sequence of cells. There are four cell types:\n",
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]
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},
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{
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"cell_type": "code",
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"collapsed": false,
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"input": [
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400
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"from IPython.display import Javascript, display, HTML\n",
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401
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"\n",
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228
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"\n",
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402
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"t = \"\"\"var help = IPython.quick_help.build_{0}_help();\n",
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229
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"* **Code cells:** Input and output of live code that is run in the kernel\n",
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403
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"help.children().first().remove();\n",
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230
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"* **Markdown cells:** Narrative text with embedded LaTeX equations\n",
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404
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"this.append_output({{output_type: 'display_data', html: help.html()}});\"\"\"\n",
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231
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"* **Heading cells:** 6 levels of hierarchical organization and formatting\n",
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232
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"* **Raw cells:** Unformatted text that is included, without modification, when notebooks are converted to different formats using nbconvert\n",
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405
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"\n",
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233
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"\n",
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406
|
"def display_command_shortcuts():\n",
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234
|
"More information about code and Markdown cell can be found in these tutorials:\n",
|
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407
|
" display(Javascript(t.format('command')))\n",
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408
|
"\n",
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235
|
"\n",
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409
|
"def display_edit_shortcuts():\n",
|
|
236
|
"* [Working With Code Cells](Working With Code Cells.ipynb)\n",
|
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|
410
|
" display(Javascript(t.format('edit')))\n",
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237
|
"* [Working With Markdown Cells](Working With Markdown Cells.ipynb)"
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411
|
"\n",
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412
|
"display(HTML(\"\"\"\n",
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413
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"<style>\n",
|
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414
|
".shortcut_key {display: inline-block; width: 15ex; text-align: right; font-family: monospace;}\n",
|
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|
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415
|
".shortcut_descr {display: inline-block;}\n",
|
|
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|
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416
|
"div.quickhelp {float: none; width: 100%;}\n",
|
|
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417
|
"</style>\n",
|
|
|
|
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|
418
|
"\"\"\"))"
|
|
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419
|
],
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420
|
"language": "python",
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421
|
"metadata": {},
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422
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"outputs": [
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423
|
{
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424
|
"html": [
|
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425
|
"\n",
|
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426
|
"<style>\n",
|
|
|
|
|
|
427
|
".shortcut_key {display: inline-block; width: 15ex; text-align: right; font-family: monospace;}\n",
|
|
|
|
|
|
428
|
".shortcut_descr {display: inline-block;}\n",
|
|
|
|
|
|
429
|
"div.quickhelp {float: none; width: 100%;}\n",
|
|
|
|
|
|
430
|
"</style>\n"
|
|
|
|
|
|
431
|
],
|
|
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|
432
|
"metadata": {},
|
|
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|
433
|
"output_type": "display_data",
|
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|
434
|
"text": [
|
|
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|
|
435
|
"<IPython.core.display.HTML at 0x10e8b0710>"
|
|
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|
436
|
]
|
|
238
|
]
|
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|
437
|
}
|
|
239
|
}
|
|
|
438
|
],
|
|
240
|
],
|
|
|
439
|
"prompt_number": 16
|
|
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|
440
|
}
|
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|
441
|
],
|
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442
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"metadata": {}
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241
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"metadata": {}
|
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|
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|
}
|
|
242
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}
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444
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]
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|
243
|
]
|
