New Android UI Instance Daquan---directory (continuous update)

New Android UI component instance Daquan---directory

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This article outlines:

I believe a lot of friends have read a column I wrote earlier: "Android-ui component Instance Encyclopedia", which is written in

Some of the commonly used Android UI components to parse, some readers said to be taken as a document to see, the author is the same, the actual use of

Time to check the blog, UI component instance is a year ago just learned to write when the Android, there must be a lot of shortcomings, while resigning

, there is a period of free time, on the re-production of their own blog to organize and update , every day will persist in updating, save this directory

Can! I believe it will bring convenience to your development, well, enter a new chapter!

I. Pre-knowledge:

① screen resolution, screen size, pixel, DPI concept resolution

② get screen resolution, pixel, DPI method

PX,DP,SP,PT Analysis and conversion of ③ common measurement units

two. Common Properties of view:

①gravity and Layout_gravity attribute parsing

② to set the visible and invisible view

③ set view to be available for unavailable

④ Magical View Keepscreenon properties keep the screen solid

three. Six basic layouts:

①linearlayout: Linear layout

②relativelayout: Relative layout

③tablelayout: Table layout

④framelayout: Frame Layout

⑤absolutelayout: Absolute Layout

⑥gridlayout: Grid Layout

⑦java code Dynamically loading layouts

PS: Because of the Android fragmentation problem, we usually use the Relativelayout + linearlayout Weight (weight) attribute to

Resolving layouts self-adapting problem; Of course, we may also write a layout file for individual resolution phones in individual cases!

four. textview--text Box

① setting font style: bold, italic, underline

② to set text with HTML (display text in HTML)

③ set multi-line display with one line display not finished omitting

④ Magical Drawablexxx Set the TextView with pictures

⑤ Setting the shadow Effect of text

⑥ set TextView with border (rectangle, fillet, ellipse)

⑦textview Click events in response to partial text

⑧ Magical Setcompounddrawable Method set up four kinds of surround picture

⑨ set word spacing and line spacing

... Cond

New Android UI Instance Daquan---directory (continuous update)